Home / 3,780,155.40-5,214,295.26-2,419,666.44

Finding the Fourth Proportional to 3,780,155.40, 5,214,295.26 and 2,419,666.44

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Solution

The fourth proportional to 3,780,155.40, 5,214,295.26 and 2,419,666.44 is: 3,337,655.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,780,155.40 : 5,214,295.26 = 2,419,666.44 : x
  2. Step 2: Convert to fraction form
    3,780,155.40/5,214,295.26 = 2,419,666.44/x
  3. Step 3: Cross multiply
    3,780,155.40x = 5,214,295.26 × 2,419,666.44
  4. Step 4: Simplify right side
    3,780,155.40x = 12,616,855,248,873.07
  5. Step 5: Solve for x
    x = 12,616,855,248,873.07/3,780,155.40
  6. Step 6: Final answer
    x = 3,337,655.18

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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.