Home / 1,217,373.28-1,825,070.32-507,929.92

Finding the Fourth Proportional to 1,217,373.28, 1,825,070.32 and 507,929.92

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Solution

The fourth proportional to 1,217,373.28, 1,825,070.32 and 507,929.92 is: 761,481.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,217,373.28 : 1,825,070.32 = 507,929.92 : x
  2. Step 2: Convert to fraction form
    1,217,373.28/1,825,070.32 = 507,929.92/x
  3. Step 3: Cross multiply
    1,217,373.28x = 1,825,070.32 × 507,929.92
  4. Step 4: Simplify right side
    1,217,373.28x = 927,007,821,631.97
  5. Step 5: Solve for x
    x = 927,007,821,631.97/1,217,373.28
  6. Step 6: Final answer
    x = 761,481.98

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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.