Home / 1,693,751.70-2,337,379.59-919,382.04

Finding the Fourth Proportional to 1,693,751.70, 2,337,379.59 and 919,382.04

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Solution

The fourth proportional to 1,693,751.70, 2,337,379.59 and 919,382.04 is: 1,268,748.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,693,751.70 : 2,337,379.59 = 919,382.04 : x
  2. Step 2: Convert to fraction form
    1,693,751.70/2,337,379.59 = 919,382.04/x
  3. Step 3: Cross multiply
    1,693,751.70x = 2,337,379.59 × 919,382.04
  4. Step 4: Simplify right side
    1,693,751.70x = 2,148,944,815,708.56
  5. Step 5: Solve for x
    x = 2,148,944,815,708.56/1,693,751.70
  6. Step 6: Final answer
    x = 1,268,748.43

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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.