Home / 1,478,233.20-2,218,224.60-974,251.20

Finding the Fourth Proportional to 1,478,233.20, 2,218,224.60 and 974,251.20

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Solution

The fourth proportional to 1,478,233.20, 2,218,224.60 and 974,251.20 is: 1,461,953.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,478,233.20 : 2,218,224.60 = 974,251.20 : x
  2. Step 2: Convert to fraction form
    1,478,233.20/2,218,224.60 = 974,251.20/x
  3. Step 3: Cross multiply
    1,478,233.20x = 2,218,224.60 × 974,251.20
  4. Step 4: Simplify right side
    1,478,233.20x = 2,161,107,978,419.52
  5. Step 5: Solve for x
    x = 2,161,107,978,419.52/1,478,233.20
  6. Step 6: Final answer
    x = 1,461,953.35

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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.