Home / 2,307,143.85-3,458,466.33-921,864.97

Finding the Fourth Proportional to 2,307,143.85, 3,458,466.33 and 921,864.97

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Solution

The fourth proportional to 2,307,143.85, 3,458,466.33 and 921,864.97 is: 1,381,898.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,307,143.85 : 3,458,466.33 = 921,864.97 : x
  2. Step 2: Convert to fraction form
    2,307,143.85/3,458,466.33 = 921,864.97/x
  3. Step 3: Cross multiply
    2,307,143.85x = 3,458,466.33 × 921,864.97
  4. Step 4: Simplify right side
    2,307,143.85x = 3,188,238,959,551.46
  5. Step 5: Solve for x
    x = 3,188,238,959,551.46/2,307,143.85
  6. Step 6: Final answer
    x = 1,381,898.64

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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.