Home / 1,107,955.73-1,528,978.44-598,658.11

Finding the Fourth Proportional to 1,107,955.73, 1,528,978.44 and 598,658.11

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Solution

The fourth proportional to 1,107,955.73, 1,528,978.44 and 598,658.11 is: 826,147.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,107,955.73 : 1,528,978.44 = 598,658.11 : x
  2. Step 2: Convert to fraction form
    1,107,955.73/1,528,978.44 = 598,658.11/x
  3. Step 3: Cross multiply
    1,107,955.73x = 1,528,978.44 × 598,658.11
  4. Step 4: Simplify right side
    1,107,955.73x = 915,335,343,121.15
  5. Step 5: Solve for x
    x = 915,335,343,121.15/1,107,955.73
  6. Step 6: Final answer
    x = 826,147.94

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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.