Home / 1,144,116.52-1,578,881.06-634,822.52

Finding the Fourth Proportional to 1,144,116.52, 1,578,881.06 and 634,822.52

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Solution

The fourth proportional to 1,144,116.52, 1,578,881.06 and 634,822.52 is: 876,055.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,144,116.52 : 1,578,881.06 = 634,822.52 : x
  2. Step 2: Convert to fraction form
    1,144,116.52/1,578,881.06 = 634,822.52/x
  3. Step 3: Cross multiply
    1,144,116.52x = 1,578,881.06 × 634,822.52
  4. Step 4: Simplify right side
    1,144,116.52x = 1,002,309,253,289.47
  5. Step 5: Solve for x
    x = 1,002,309,253,289.47/1,144,116.52
  6. Step 6: Final answer
    x = 876,055.22

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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.