Home / 1,006,342.01-1,388,760.99-547,466.58

Finding the Fourth Proportional to 1,006,342.01, 1,388,760.99 and 547,466.58

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Solution

The fourth proportional to 1,006,342.01, 1,388,760.99 and 547,466.58 is: 755,508.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,006,342.01 : 1,388,760.99 = 547,466.58 : x
  2. Step 2: Convert to fraction form
    1,006,342.01/1,388,760.99 = 547,466.58/x
  3. Step 3: Cross multiply
    1,006,342.01x = 1,388,760.99 × 547,466.58
  4. Step 4: Simplify right side
    1,006,342.01x = 760,300,226,160.81
  5. Step 5: Solve for x
    x = 760,300,226,160.81/1,006,342.01
  6. Step 6: Final answer
    x = 755,508.78

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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.