Home / 1,027,013.28-1,416,800.73-664,554.15

Finding the Fourth Proportional to 1,027,013.28, 1,416,800.73 and 664,554.15

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Solution

The fourth proportional to 1,027,013.28, 1,416,800.73 and 664,554.15 is: 916,775.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,027,013.28 : 1,416,800.73 = 664,554.15 : x
  2. Step 2: Convert to fraction form
    1,027,013.28/1,416,800.73 = 664,554.15/x
  3. Step 3: Cross multiply
    1,027,013.28x = 1,416,800.73 × 664,554.15
  4. Step 4: Simplify right side
    1,027,013.28x = 941,540,804,844.53
  5. Step 5: Solve for x
    x = 941,540,804,844.53/1,027,013.28
  6. Step 6: Final answer
    x = 916,775.69

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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.