Home / 1,255,322.88-1,732,349.52-682,364.88

Finding the Fourth Proportional to 1,255,322.88, 1,732,349.52 and 682,364.88

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Solution

The fourth proportional to 1,255,322.88, 1,732,349.52 and 682,364.88 is: 941,665.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,255,322.88 : 1,732,349.52 = 682,364.88 : x
  2. Step 2: Convert to fraction form
    1,255,322.88/1,732,349.52 = 682,364.88/x
  3. Step 3: Cross multiply
    1,255,322.88x = 1,732,349.52 × 682,364.88
  4. Step 4: Simplify right side
    1,255,322.88x = 1,182,094,472,332.86
  5. Step 5: Solve for x
    x = 1,182,094,472,332.86/1,255,322.88
  6. Step 6: Final answer
    x = 941,665.68

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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.