Home / 2,391,876.64-3,587,827.92-618,948.64

Finding the Fourth Proportional to 2,391,876.64, 3,587,827.92 and 618,948.64

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Solution

The fourth proportional to 2,391,876.64, 3,587,827.92 and 618,948.64 is: 928,426.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,391,876.64 : 3,587,827.92 = 618,948.64 : x
  2. Step 2: Convert to fraction form
    2,391,876.64/3,587,827.92 = 618,948.64/x
  3. Step 3: Cross multiply
    2,391,876.64x = 3,587,827.92 × 618,948.64
  4. Step 4: Simplify right side
    2,391,876.64x = 2,220,681,211,638.03
  5. Step 5: Solve for x
    x = 2,220,681,211,638.03/2,391,876.64
  6. Step 6: Final answer
    x = 928,426.31

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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.