Home / 1,225,287.40-1,835,306.70-800,134.60

Finding the Fourth Proportional to 1,225,287.40, 1,835,306.70 and 800,134.60

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Solution

The fourth proportional to 1,225,287.40, 1,835,306.70 and 800,134.60 is: 1,198,488.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,225,287.40 : 1,835,306.70 = 800,134.60 : x
  2. Step 2: Convert to fraction form
    1,225,287.40/1,835,306.70 = 800,134.60/x
  3. Step 3: Cross multiply
    1,225,287.40x = 1,835,306.70 × 800,134.60
  4. Step 4: Simplify right side
    1,225,287.40x = 1,468,492,392,281.82
  5. Step 5: Solve for x
    x = 1,468,492,392,281.82/1,225,287.40
  6. Step 6: Final answer
    x = 1,198,488.12

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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.