Home / 1,006,753.30-1,510,656.45-407,777.74

Finding the Fourth Proportional to 1,006,753.30, 1,510,656.45 and 407,777.74

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Solution

The fourth proportional to 1,006,753.30, 1,510,656.45 and 407,777.74 is: 611,879.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,006,753.30 : 1,510,656.45 = 407,777.74 : x
  2. Step 2: Convert to fraction form
    1,006,753.30/1,510,656.45 = 407,777.74/x
  3. Step 3: Cross multiply
    1,006,753.30x = 1,510,656.45 × 407,777.74
  4. Step 4: Simplify right side
    1,006,753.30x = 616,012,073,097.42
  5. Step 5: Solve for x
    x = 616,012,073,097.42/1,006,753.30
  6. Step 6: Final answer
    x = 611,879.86

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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.