Home / 1,560,166.70-2,340,250.05-1,028,288.30

Finding the Fourth Proportional to 1,560,166.70, 2,340,250.05 and 1,028,288.30

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Solution

The fourth proportional to 1,560,166.70, 2,340,250.05 and 1,028,288.30 is: 1,542,432.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,560,166.70 : 2,340,250.05 = 1,028,288.30 : x
  2. Step 2: Convert to fraction form
    1,560,166.70/2,340,250.05 = 1,028,288.30/x
  3. Step 3: Cross multiply
    1,560,166.70x = 2,340,250.05 × 1,028,288.30
  4. Step 4: Simplify right side
    1,560,166.70x = 2,406,451,745,489.42
  5. Step 5: Solve for x
    x = 2,406,451,745,489.42/1,560,166.70
  6. Step 6: Final answer
    x = 1,542,432.45

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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.