Home / 3,120,034.13-4,680,051.19-756,130.13

Finding the Fourth Proportional to 3,120,034.13, 4,680,051.19 and 756,130.13

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Solution

The fourth proportional to 3,120,034.13, 4,680,051.19 and 756,130.13 is: 1,134,195.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,120,034.13 : 4,680,051.19 = 756,130.13 : x
  2. Step 2: Convert to fraction form
    3,120,034.13/4,680,051.19 = 756,130.13/x
  3. Step 3: Cross multiply
    3,120,034.13x = 4,680,051.19 × 756,130.13
  4. Step 4: Simplify right side
    3,120,034.13x = 3,538,727,689,410.77
  5. Step 5: Solve for x
    x = 3,538,727,689,410.77/3,120,034.13
  6. Step 6: Final answer
    x = 1,134,195.19

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.