Home / 3,539,124.60-5,308,686.90-2,986,164.60

Finding the Fourth Proportional to 3,539,124.60, 5,308,686.90 and 2,986,164.60

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Solution

The fourth proportional to 3,539,124.60, 5,308,686.90 and 2,986,164.60 is: 4,479,246.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,539,124.60 : 5,308,686.90 = 2,986,164.60 : x
  2. Step 2: Convert to fraction form
    3,539,124.60/5,308,686.90 = 2,986,164.60/x
  3. Step 3: Cross multiply
    3,539,124.60x = 5,308,686.90 × 2,986,164.60
  4. Step 4: Simplify right side
    3,539,124.60x = 15,852,612,893,263.74
  5. Step 5: Solve for x
    x = 15,852,612,893,263.74/3,539,124.60
  6. Step 6: Final answer
    x = 4,479,246.90

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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.