Home / 1,861,687.59-2,569,336.90-1,127,046.65

Finding the Fourth Proportional to 1,861,687.59, 2,569,336.90 and 1,127,046.65

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Solution

The fourth proportional to 1,861,687.59, 2,569,336.90 and 1,127,046.65 is: 1,555,450.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,861,687.59 : 2,569,336.90 = 1,127,046.65 : x
  2. Step 2: Convert to fraction form
    1,861,687.59/2,569,336.90 = 1,127,046.65/x
  3. Step 3: Cross multiply
    1,861,687.59x = 2,569,336.90 × 1,127,046.65
  4. Step 4: Simplify right side
    1,861,687.59x = 2,895,762,546,654.49
  5. Step 5: Solve for x
    x = 2,895,762,546,654.49/1,861,687.59
  6. Step 6: Final answer
    x = 1,555,450.32

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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.