Home / 2,658,593.60-3,987,890.40-975,478.40

Finding the Fourth Proportional to 2,658,593.60, 3,987,890.40 and 975,478.40

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Solution

The fourth proportional to 2,658,593.60, 3,987,890.40 and 975,478.40 is: 1,463,217.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,658,593.60 : 3,987,890.40 = 975,478.40 : x
  2. Step 2: Convert to fraction form
    2,658,593.60/3,987,890.40 = 975,478.40/x
  3. Step 3: Cross multiply
    2,658,593.60x = 3,987,890.40 × 975,478.40
  4. Step 4: Simplify right side
    2,658,593.60x = 3,890,100,946,767.36
  5. Step 5: Solve for x
    x = 3,890,100,946,767.36/2,658,593.60
  6. Step 6: Final answer
    x = 1,463,217.60

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Double scale
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Similar ratio
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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.