Home / 1,143,227.77-1,577,540.64-659,948.61

Finding the Fourth Proportional to 1,143,227.77, 1,577,540.64 and 659,948.61

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Solution

The fourth proportional to 1,143,227.77, 1,577,540.64 and 659,948.61 is: 910,663.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,143,227.77 : 1,577,540.64 = 659,948.61 : x
  2. Step 2: Convert to fraction form
    1,143,227.77/1,577,540.64 = 659,948.61/x
  3. Step 3: Cross multiply
    1,143,227.77x = 1,577,540.64 × 659,948.61
  4. Step 4: Simplify right side
    1,143,227.77x = 1,041,095,760,977.10
  5. Step 5: Solve for x
    x = 1,041,095,760,977.10/1,143,227.77
  6. Step 6: Final answer
    x = 910,663.47

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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.