Home / 1,127,844.93-1,691,866.85-318,236.52

Finding the Fourth Proportional to 1,127,844.93, 1,691,866.85 and 318,236.52

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Solution

The fourth proportional to 1,127,844.93, 1,691,866.85 and 318,236.52 is: 477,382.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,127,844.93 : 1,691,866.85 = 318,236.52 : x
  2. Step 2: Convert to fraction form
    1,127,844.93/1,691,866.85 = 318,236.52/x
  3. Step 3: Cross multiply
    1,127,844.93x = 1,691,866.85 × 318,236.52
  4. Step 4: Simplify right side
    1,127,844.93x = 538,413,817,056.18
  5. Step 5: Solve for x
    x = 538,413,817,056.18/1,127,844.93
  6. Step 6: Final answer
    x = 477,382.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.