Home / 2,123,430.55-2,981,200.85-2,123,430.55

Finding the Fourth Proportional to 2,123,430.55, 2,981,200.85 and 2,123,430.55

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Solution

The fourth proportional to 2,123,430.55, 2,981,200.85 and 2,123,430.55 is: 2,981,200.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,123,430.55 : 2,981,200.85 = 2,123,430.55 : x
  2. Step 2: Convert to fraction form
    2,123,430.55/2,981,200.85 = 2,123,430.55/x
  3. Step 3: Cross multiply
    2,123,430.55x = 2,981,200.85 × 2,123,430.55
  4. Step 4: Simplify right side
    2,123,430.55x = 6,330,372,960,575.97
  5. Step 5: Solve for x
    x = 6,330,372,960,575.97/2,123,430.55
  6. Step 6: Final answer
    x = 2,981,200.85

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.