Home / 1,143,228.64-1,577,541.85-659,949.48

Finding the Fourth Proportional to 1,143,228.64, 1,577,541.85 and 659,949.48

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Solution

The fourth proportional to 1,143,228.64, 1,577,541.85 and 659,949.48 is: 910,664.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,143,228.64 : 1,577,541.85 = 659,949.48 : x
  2. Step 2: Convert to fraction form
    1,143,228.64/1,577,541.85 = 659,949.48/x
  3. Step 3: Cross multiply
    1,143,228.64x = 1,577,541.85 × 659,949.48
  4. Step 4: Simplify right side
    1,143,228.64x = 1,041,097,923,585.74
  5. Step 5: Solve for x
    x = 1,041,097,923,585.74/1,143,228.64
  6. Step 6: Final answer
    x = 910,664.66

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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.