Home / 3,539,005.60-5,308,508.40-2,986,045.60

Finding the Fourth Proportional to 3,539,005.60, 5,308,508.40 and 2,986,045.60

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Solution

The fourth proportional to 3,539,005.60, 5,308,508.40 and 2,986,045.60 is: 4,479,068.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,539,005.60 : 5,308,508.40 = 2,986,045.60 : x
  2. Step 2: Convert to fraction form
    3,539,005.60/5,308,508.40 = 2,986,045.60/x
  3. Step 3: Cross multiply
    3,539,005.60x = 5,308,508.40 × 2,986,045.60
  4. Step 4: Simplify right side
    3,539,005.60x = 15,851,448,150,383.04
  5. Step 5: Solve for x
    x = 15,851,448,150,383.04/3,539,005.60
  6. Step 6: Final answer
    x = 4,479,068.40

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.