Home / 1,143,291.44-1,577,292.14-659,763.16

Finding the Fourth Proportional to 1,143,291.44, 1,577,292.14 and 659,763.16

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Solution

The fourth proportional to 1,143,291.44, 1,577,292.14 and 659,763.16 is: 910,213.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,143,291.44 : 1,577,292.14 = 659,763.16 : x
  2. Step 2: Convert to fraction form
    1,143,291.44/1,577,292.14 = 659,763.16/x
  3. Step 3: Cross multiply
    1,143,291.44x = 1,577,292.14 × 659,763.16
  4. Step 4: Simplify right side
    1,143,291.44x = 1,040,639,244,235.74
  5. Step 5: Solve for x
    x = 1,040,639,244,235.74/1,143,291.44
  6. Step 6: Final answer
    x = 910,213.45

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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.