Home / 3,386,890.90-4,673,944.38-1,838,165.91

Finding the Fourth Proportional to 3,386,890.90, 4,673,944.38 and 1,838,165.91

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Solution

The fourth proportional to 3,386,890.90, 4,673,944.38 and 1,838,165.91 is: 2,536,687.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,386,890.90 : 4,673,944.38 = 1,838,165.91 : x
  2. Step 2: Convert to fraction form
    3,386,890.90/4,673,944.38 = 1,838,165.91/x
  3. Step 3: Cross multiply
    3,386,890.90x = 4,673,944.38 × 1,838,165.91
  4. Step 4: Simplify right side
    3,386,890.90x = 8,591,485,224,552.09
  5. Step 5: Solve for x
    x = 8,591,485,224,552.09/3,386,890.90
  6. Step 6: Final answer
    x = 2,536,687.92

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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.