Home / 1,165,871.88-1,747,106.91-516,665.04

Finding the Fourth Proportional to 1,165,871.88, 1,747,106.91 and 516,665.04

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Solution

The fourth proportional to 1,165,871.88, 1,747,106.91 and 516,665.04 is: 774,243.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,165,871.88 : 1,747,106.91 = 516,665.04 : x
  2. Step 2: Convert to fraction form
    1,165,871.88/1,747,106.91 = 516,665.04/x
  3. Step 3: Cross multiply
    1,165,871.88x = 1,747,106.91 × 516,665.04
  4. Step 4: Simplify right side
    1,165,871.88x = 902,669,061,539.43
  5. Step 5: Solve for x
    x = 902,669,061,539.43/1,165,871.88
  6. Step 6: Final answer
    x = 774,243.79

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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.