Home / 1,402,874.08-1,936,155.92-791,152.64

Finding the Fourth Proportional to 1,402,874.08, 1,936,155.92 and 791,152.64

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Solution

The fourth proportional to 1,402,874.08, 1,936,155.92 and 791,152.64 is: 1,091,897.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,402,874.08 : 1,936,155.92 = 791,152.64 : x
  2. Step 2: Convert to fraction form
    1,402,874.08/1,936,155.92 = 791,152.64/x
  3. Step 3: Cross multiply
    1,402,874.08x = 1,936,155.92 × 791,152.64
  4. Step 4: Simplify right side
    1,402,874.08x = 1,531,794,867,559.63
  5. Step 5: Solve for x
    x = 1,531,794,867,559.63/1,402,874.08
  6. Step 6: Final answer
    x = 1,091,897.62

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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.