Home / 1,144,740.72-1,579,663.17-635,403

Finding the Fourth Proportional to 1,144,740.72, 1,579,663.17 and 635,403

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Solution

The fourth proportional to 1,144,740.72, 1,579,663.17 and 635,403 is: 876,812.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,144,740.72 : 1,579,663.17 = 635,403 : x
  2. Step 2: Convert to fraction form
    1,144,740.72/1,579,663.17 = 635,403/x
  3. Step 3: Cross multiply
    1,144,740.72x = 1,579,663.17 × 635,403
  4. Step 4: Simplify right side
    1,144,740.72x = 1,003,722,717,207.51
  5. Step 5: Solve for x
    x = 1,003,722,717,207.51/1,144,740.72
  6. Step 6: Final answer
    x = 876,812.28

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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.