Home / 1,006,341.62-1,388,760.47-547,466.21

Finding the Fourth Proportional to 1,006,341.62, 1,388,760.47 and 547,466.21

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Solution

The fourth proportional to 1,006,341.62, 1,388,760.47 and 547,466.21 is: 755,508.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,006,341.62 : 1,388,760.47 = 547,466.21 : x
  2. Step 2: Convert to fraction form
    1,006,341.62/1,388,760.47 = 547,466.21/x
  3. Step 3: Cross multiply
    1,006,341.62x = 1,388,760.47 × 547,466.21
  4. Step 4: Simplify right side
    1,006,341.62x = 760,299,431,108.72
  5. Step 5: Solve for x
    x = 760,299,431,108.72/1,006,341.62
  6. Step 6: Final answer
    x = 755,508.28

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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.