Home / 1,143,263.64-1,577,339.82-659,764.92

Finding the Fourth Proportional to 1,143,263.64, 1,577,339.82 and 659,764.92

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Solution

The fourth proportional to 1,143,263.64, 1,577,339.82 and 659,764.92 is: 910,265.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,143,263.64 : 1,577,339.82 = 659,764.92 : x
  2. Step 2: Convert to fraction form
    1,143,263.64/1,577,339.82 = 659,764.92/x
  3. Step 3: Cross multiply
    1,143,263.64x = 1,577,339.82 × 659,764.92
  4. Step 4: Simplify right side
    1,143,263.64x = 1,040,673,480,155.11
  5. Step 5: Solve for x
    x = 1,040,673,480,155.11/1,143,263.64
  6. Step 6: Final answer
    x = 910,265.53

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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.