Home / 3,478,644.60-5,217,966.90-954,295.80

Finding the Fourth Proportional to 3,478,644.60, 5,217,966.90 and 954,295.80

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Solution

The fourth proportional to 3,478,644.60, 5,217,966.90 and 954,295.80 is: 1,431,443.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,478,644.60 : 5,217,966.90 = 954,295.80 : x
  2. Step 2: Convert to fraction form
    3,478,644.60/5,217,966.90 = 954,295.80/x
  3. Step 3: Cross multiply
    3,478,644.60x = 5,217,966.90 × 954,295.80
  4. Step 4: Simplify right side
    3,478,644.60x = 4,979,483,897,209.02
  5. Step 5: Solve for x
    x = 4,979,483,897,209.02/3,478,644.60
  6. Step 6: Final answer
    x = 1,431,443.70

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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.