Home / 1,448,052.64-1,998,180.56-859,250.61

Finding the Fourth Proportional to 1,448,052.64, 1,998,180.56 and 859,250.61

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Solution

The fourth proportional to 1,448,052.64, 1,998,180.56 and 859,250.61 is: 1,185,687.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,448,052.64 : 1,998,180.56 = 859,250.61 : x
  2. Step 2: Convert to fraction form
    1,448,052.64/1,998,180.56 = 859,250.61/x
  3. Step 3: Cross multiply
    1,448,052.64x = 1,998,180.56 × 859,250.61
  4. Step 4: Simplify right side
    1,448,052.64x = 1,716,937,865,070.14
  5. Step 5: Solve for x
    x = 1,716,937,865,070.14/1,448,052.64
  6. Step 6: Final answer
    x = 1,185,687.47

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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.