Home / 3,120,371.55-4,680,557.33-756,467.55

Finding the Fourth Proportional to 3,120,371.55, 4,680,557.33 and 756,467.55

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Solution

The fourth proportional to 3,120,371.55, 4,680,557.33 and 756,467.55 is: 1,134,701.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,120,371.55 : 4,680,557.33 = 756,467.55 : x
  2. Step 2: Convert to fraction form
    3,120,371.55/4,680,557.33 = 756,467.55/x
  3. Step 3: Cross multiply
    3,120,371.55x = 4,680,557.33 × 756,467.55
  4. Step 4: Simplify right side
    3,120,371.55x = 3,540,689,732,277.30
  5. Step 5: Solve for x
    x = 3,540,689,732,277.30/3,120,371.55
  6. Step 6: Final answer
    x = 1,134,701.33

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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.