Home / 1,766,102.49-2,437,246.92-991,900.85

Finding the Fourth Proportional to 1,766,102.49, 2,437,246.92 and 991,900.85

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Solution

The fourth proportional to 1,766,102.49, 2,437,246.92 and 991,900.85 is: 1,368,837.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,766,102.49 : 2,437,246.92 = 991,900.85 : x
  2. Step 2: Convert to fraction form
    1,766,102.49/2,437,246.92 = 991,900.85/x
  3. Step 3: Cross multiply
    1,766,102.49x = 2,437,246.92 × 991,900.85
  4. Step 4: Simplify right side
    1,766,102.49x = 2,417,507,279,421.65
  5. Step 5: Solve for x
    x = 2,417,507,279,421.65/1,766,102.49
  6. Step 6: Final answer
    x = 1,368,837.48

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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.