Home / 3,723,312.39-5,138,140.58-2,091,685.39

Finding the Fourth Proportional to 3,723,312.39, 5,138,140.58 and 2,091,685.39

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Solution

The fourth proportional to 3,723,312.39, 5,138,140.58 and 2,091,685.39 is: 2,886,508.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,723,312.39 : 5,138,140.58 = 2,091,685.39 : x
  2. Step 2: Convert to fraction form
    3,723,312.39/5,138,140.58 = 2,091,685.39/x
  3. Step 3: Cross multiply
    3,723,312.39x = 5,138,140.58 × 2,091,685.39
  4. Step 4: Simplify right side
    3,723,312.39x = 10,747,373,608,159.94
  5. Step 5: Solve for x
    x = 10,747,373,608,159.94/3,723,312.39
  6. Step 6: Final answer
    x = 2,886,508.70

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Double scale
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Similar ratio
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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.