Home / 3,770,146.30-5,655,219.45-1,972,335.10

Finding the Fourth Proportional to 3,770,146.30, 5,655,219.45 and 1,972,335.10

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Solution

The fourth proportional to 3,770,146.30, 5,655,219.45 and 1,972,335.10 is: 2,958,502.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,770,146.30 : 5,655,219.45 = 1,972,335.10 : x
  2. Step 2: Convert to fraction form
    3,770,146.30/5,655,219.45 = 1,972,335.10/x
  3. Step 3: Cross multiply
    3,770,146.30x = 5,655,219.45 × 1,972,335.10
  4. Step 4: Simplify right side
    3,770,146.30x = 11,153,987,819,437.70
  5. Step 5: Solve for x
    x = 11,153,987,819,437.70/3,770,146.30
  6. Step 6: Final answer
    x = 2,958,502.65

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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.