Home / 1,721,808.97-2,375,454.59-1,076,984.17

Finding the Fourth Proportional to 1,721,808.97, 2,375,454.59 and 1,076,984.17

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Solution

The fourth proportional to 1,721,808.97, 2,375,454.59 and 1,076,984.17 is: 1,485,836.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,721,808.97 : 2,375,454.59 = 1,076,984.17 : x
  2. Step 2: Convert to fraction form
    1,721,808.97/2,375,454.59 = 1,076,984.17/x
  3. Step 3: Cross multiply
    1,721,808.97x = 2,375,454.59 × 1,076,984.17
  4. Step 4: Simplify right side
    1,721,808.97x = 2,558,326,978,106.57
  5. Step 5: Solve for x
    x = 2,558,326,978,106.57/1,721,808.97
  6. Step 6: Final answer
    x = 1,485,836.72

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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.