Home / 2,087,117.70-3,131,842.95-888,836.10

Finding the Fourth Proportional to 2,087,117.70, 3,131,842.95 and 888,836.10

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Solution

The fourth proportional to 2,087,117.70, 3,131,842.95 and 888,836.10 is: 1,333,750.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,087,117.70 : 3,131,842.95 = 888,836.10 : x
  2. Step 2: Convert to fraction form
    2,087,117.70/3,131,842.95 = 888,836.10/x
  3. Step 3: Cross multiply
    2,087,117.70x = 3,131,842.95 × 888,836.10
  4. Step 4: Simplify right side
    2,087,117.70x = 2,783,695,073,490.50
  5. Step 5: Solve for x
    x = 2,783,695,073,490.50/2,087,117.70
  6. Step 6: Final answer
    x = 1,333,750.88

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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.