Home / 2,779,222.62-3,834,452.92-1,555,333.68

Finding the Fourth Proportional to 2,779,222.62, 3,834,452.92 and 1,555,333.68

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Solution

The fourth proportional to 2,779,222.62, 3,834,452.92 and 1,555,333.68 is: 2,145,871.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,779,222.62 : 3,834,452.92 = 1,555,333.68 : x
  2. Step 2: Convert to fraction form
    2,779,222.62/3,834,452.92 = 1,555,333.68/x
  3. Step 3: Cross multiply
    2,779,222.62x = 3,834,452.92 × 1,555,333.68
  4. Step 4: Simplify right side
    2,779,222.62x = 5,963,853,770,850.35
  5. Step 5: Solve for x
    x = 5,963,853,770,850.35/2,779,222.62
  6. Step 6: Final answer
    x = 2,145,871.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.