Home / 1,150,058.59-1,722,876.91-643,081.93

Finding the Fourth Proportional to 1,150,058.59, 1,722,876.91 and 643,081.93

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Solution

The fourth proportional to 1,150,058.59, 1,722,876.91 and 643,081.93 is: 963,386.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,150,058.59 : 1,722,876.91 = 643,081.93 : x
  2. Step 2: Convert to fraction form
    1,150,058.59/1,722,876.91 = 643,081.93/x
  3. Step 3: Cross multiply
    1,150,058.59x = 1,722,876.91 × 643,081.93
  4. Step 4: Simplify right side
    1,150,058.59x = 1,107,951,008,435.24
  5. Step 5: Solve for x
    x = 1,107,951,008,435.24/1,150,058.59
  6. Step 6: Final answer
    x = 963,386.58

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.