Home / 3,072,478.28-4,238,837.46-1,924,560.20

Finding the Fourth Proportional to 3,072,478.28, 4,238,837.46 and 1,924,560.20

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Solution

The fourth proportional to 3,072,478.28, 4,238,837.46 and 1,924,560.20 is: 2,655,152.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,072,478.28 : 4,238,837.46 = 1,924,560.20 : x
  2. Step 2: Convert to fraction form
    3,072,478.28/4,238,837.46 = 1,924,560.20/x
  3. Step 3: Cross multiply
    3,072,478.28x = 4,238,837.46 × 1,924,560.20
  4. Step 4: Simplify right side
    3,072,478.28x = 8,157,897,869,785.09
  5. Step 5: Solve for x
    x = 8,157,897,869,785.09/3,072,478.28
  6. Step 6: Final answer
    x = 2,655,152.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.