Home / 1,338,951.42-1,849,014.05-932,165.57

Finding the Fourth Proportional to 1,338,951.42, 1,849,014.05 and 932,165.57

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Solution

The fourth proportional to 1,338,951.42, 1,849,014.05 and 932,165.57 is: 1,287,266.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,338,951.42 : 1,849,014.05 = 932,165.57 : x
  2. Step 2: Convert to fraction form
    1,338,951.42/1,849,014.05 = 932,165.57/x
  3. Step 3: Cross multiply
    1,338,951.42x = 1,849,014.05 × 932,165.57
  4. Step 4: Simplify right side
    1,338,951.42x = 1,723,587,235,817.97
  5. Step 5: Solve for x
    x = 1,723,587,235,817.97/1,338,951.42
  6. Step 6: Final answer
    x = 1,287,266.45

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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.