Home / 1,150,549.23-1,587,812.31-641,255.25

Finding the Fourth Proportional to 1,150,549.23, 1,587,812.31 and 641,255.25

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Solution

The fourth proportional to 1,150,549.23, 1,587,812.31 and 641,255.25 is: 884,962.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,150,549.23 : 1,587,812.31 = 641,255.25 : x
  2. Step 2: Convert to fraction form
    1,150,549.23/1,587,812.31 = 641,255.25/x
  3. Step 3: Cross multiply
    1,150,549.23x = 1,587,812.31 × 641,255.25
  4. Step 4: Simplify right side
    1,150,549.23x = 1,018,192,979,802.13
  5. Step 5: Solve for x
    x = 1,018,192,979,802.13/1,150,549.23
  6. Step 6: Final answer
    x = 884,962.55

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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.