Home / 2,187,553.90-3,281,330.85-2,103,573.10

Finding the Fourth Proportional to 2,187,553.90, 3,281,330.85 and 2,103,573.10

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Solution

The fourth proportional to 2,187,553.90, 3,281,330.85 and 2,103,573.10 is: 3,155,359.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,187,553.90 : 3,281,330.85 = 2,103,573.10 : x
  2. Step 2: Convert to fraction form
    2,187,553.90/3,281,330.85 = 2,103,573.10/x
  3. Step 3: Cross multiply
    2,187,553.90x = 3,281,330.85 × 2,103,573.10
  4. Step 4: Simplify right side
    2,187,553.90x = 6,902,519,308,260.14
  5. Step 5: Solve for x
    x = 6,902,519,308,260.14/2,187,553.90
  6. Step 6: Final answer
    x = 3,155,359.65

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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.