Home / 1,777,337.55-2,666,006.33-780,065.55

Finding the Fourth Proportional to 1,777,337.55, 2,666,006.33 and 780,065.55

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Solution

The fourth proportional to 1,777,337.55, 2,666,006.33 and 780,065.55 is: 1,170,098.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,777,337.55 : 2,666,006.33 = 780,065.55 : x
  2. Step 2: Convert to fraction form
    1,777,337.55/2,666,006.33 = 780,065.55/x
  3. Step 3: Cross multiply
    1,777,337.55x = 2,666,006.33 × 780,065.55
  4. Step 4: Simplify right side
    1,777,337.55x = 2,079,659,690,214.60
  5. Step 5: Solve for x
    x = 2,079,659,690,214.60/1,777,337.55
  6. Step 6: Final answer
    x = 1,170,098.33

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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.