Home / 1,143,304.29-1,577,920.37-659,766.69

Finding the Fourth Proportional to 1,143,304.29, 1,577,920.37 and 659,766.69

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Solution

The fourth proportional to 1,143,304.29, 1,577,920.37 and 659,766.69 is: 910,570.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,143,304.29 : 1,577,920.37 = 659,766.69 : x
  2. Step 2: Convert to fraction form
    1,143,304.29/1,577,920.37 = 659,766.69/x
  3. Step 3: Cross multiply
    1,143,304.29x = 1,577,920.37 × 659,766.69
  4. Step 4: Simplify right side
    1,143,304.29x = 1,041,059,296,299.64
  5. Step 5: Solve for x
    x = 1,041,059,296,299.64/1,143,304.29
  6. Step 6: Final answer
    x = 910,570.62

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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.