Home / 1,006,432.43-1,388,887.77-547,549.61

Finding the Fourth Proportional to 1,006,432.43, 1,388,887.77 and 547,549.61

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Solution

The fourth proportional to 1,006,432.43, 1,388,887.77 and 547,549.61 is: 755,624.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,006,432.43 : 1,388,887.77 = 547,549.61 : x
  2. Step 2: Convert to fraction form
    1,006,432.43/1,388,887.77 = 547,549.61/x
  3. Step 3: Cross multiply
    1,006,432.43x = 1,388,887.77 × 547,549.61
  4. Step 4: Simplify right side
    1,006,432.43x = 760,484,956,797.27
  5. Step 5: Solve for x
    x = 760,484,956,797.27/1,006,432.43
  6. Step 6: Final answer
    x = 755,624.46

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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.