Home / 1,340,459.20-2,010,688.80-582,663.70

Finding the Fourth Proportional to 1,340,459.20, 2,010,688.80 and 582,663.70

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Solution

The fourth proportional to 1,340,459.20, 2,010,688.80 and 582,663.70 is: 873,995.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,340,459.20 : 2,010,688.80 = 582,663.70 : x
  2. Step 2: Convert to fraction form
    1,340,459.20/2,010,688.80 = 582,663.70/x
  3. Step 3: Cross multiply
    1,340,459.20x = 2,010,688.80 × 582,663.70
  4. Step 4: Simplify right side
    1,340,459.20x = 1,171,555,375,756.56
  5. Step 5: Solve for x
    x = 1,171,555,375,756.56/1,340,459.20
  6. Step 6: Final answer
    x = 873,995.55

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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.