Home / 6,257,519.40-9,386,279.10-1,997,999.40

Finding the Fourth Proportional to 6,257,519.40, 9,386,279.10 and 1,997,999.40

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Solution

The fourth proportional to 6,257,519.40, 9,386,279.10 and 1,997,999.40 is: 2,996,999.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,257,519.40 : 9,386,279.10 = 1,997,999.40 : x
  2. Step 2: Convert to fraction form
    6,257,519.40/9,386,279.10 = 1,997,999.40/x
  3. Step 3: Cross multiply
    6,257,519.40x = 9,386,279.10 × 1,997,999.40
  4. Step 4: Simplify right side
    6,257,519.40x = 18,753,780,010,032.54
  5. Step 5: Solve for x
    x = 18,753,780,010,032.54/6,257,519.40
  6. Step 6: Final answer
    x = 2,996,999.10

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Similar ratio
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1.5x scale

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.