Home / 3,102,471.12-4,653,708-972,721.20

Finding the Fourth Proportional to 3,102,471.12, 4,653,708 and 972,721.20

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Solution

The fourth proportional to 3,102,471.12, 4,653,708 and 972,721.20 is: 1,459,082.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,102,471.12 : 4,653,708 = 972,721.20 : x
  2. Step 2: Convert to fraction form
    3,102,471.12/4,653,708 = 972,721.20/x
  3. Step 3: Cross multiply
    3,102,471.12x = 4,653,708 × 972,721.20
  4. Step 4: Simplify right side
    3,102,471.12x = 4,526,760,430,209.60
  5. Step 5: Solve for x
    x = 4,526,760,430,209.60/3,102,471.12
  6. Step 6: Final answer
    x = 1,459,082.21

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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.