Home / 1,532,626.20-2,295,002.70-1,215,073.80

Finding the Fourth Proportional to 1,532,626.20, 2,295,002.70 and 1,215,073.80

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Solution

The fourth proportional to 1,532,626.20, 2,295,002.70 and 1,215,073.80 is: 1,819,489.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,532,626.20 : 2,295,002.70 = 1,215,073.80 : x
  2. Step 2: Convert to fraction form
    1,532,626.20/2,295,002.70 = 1,215,073.80/x
  3. Step 3: Cross multiply
    1,532,626.20x = 2,295,002.70 × 1,215,073.80
  4. Step 4: Simplify right side
    1,532,626.20x = 2,788,597,651,699.26
  5. Step 5: Solve for x
    x = 2,788,597,651,699.26/1,532,626.20
  6. Step 6: Final answer
    x = 1,819,489.74

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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.