Home / 983,141.38-1,356,010.76-741,434.14

Finding the Fourth Proportional to 983,141.38, 1,356,010.76 and 741,434.14

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Solution

The fourth proportional to 983,141.38, 1,356,010.76 and 741,434.14 is: 1,022,632.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,141.38 : 1,356,010.76 = 741,434.14 : x
  2. Step 2: Convert to fraction form
    983,141.38/1,356,010.76 = 741,434.14/x
  3. Step 3: Cross multiply
    983,141.38x = 1,356,010.76 × 741,434.14
  4. Step 4: Simplify right side
    983,141.38x = 1,005,392,671,671.35
  5. Step 5: Solve for x
    x = 1,005,392,671,671.35/983,141.38
  6. Step 6: Final answer
    x = 1,022,632.85

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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.