Home / 2,664,011.70-3,996,017.55-980,766.90

Finding the Fourth Proportional to 2,664,011.70, 3,996,017.55 and 980,766.90

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Solution

The fourth proportional to 2,664,011.70, 3,996,017.55 and 980,766.90 is: 1,471,150.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,664,011.70 : 3,996,017.55 = 980,766.90 : x
  2. Step 2: Convert to fraction form
    2,664,011.70/3,996,017.55 = 980,766.90/x
  3. Step 3: Cross multiply
    2,664,011.70x = 3,996,017.55 × 980,766.90
  4. Step 4: Simplify right side
    2,664,011.70x = 3,919,161,744,859.10
  5. Step 5: Solve for x
    x = 3,919,161,744,859.10/2,664,011.70
  6. Step 6: Final answer
    x = 1,471,150.35

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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.