Home / 2,235,287.80-3,351,036.30-814,515.40

Finding the Fourth Proportional to 2,235,287.80, 3,351,036.30 and 814,515.40

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Solution

The fourth proportional to 2,235,287.80, 3,351,036.30 and 814,515.40 is: 1,221,082.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,235,287.80 : 3,351,036.30 = 814,515.40 : x
  2. Step 2: Convert to fraction form
    2,235,287.80/3,351,036.30 = 814,515.40/x
  3. Step 3: Cross multiply
    2,235,287.80x = 3,351,036.30 × 814,515.40
  4. Step 4: Simplify right side
    2,235,287.80x = 2,729,470,672,309.02
  5. Step 5: Solve for x
    x = 2,729,470,672,309.02/2,235,287.80
  6. Step 6: Final answer
    x = 1,221,082.44

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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.