Home / 1,027,112.80-1,417,771.92-705,886.24

Finding the Fourth Proportional to 1,027,112.80, 1,417,771.92 and 705,886.24

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Solution

The fourth proportional to 1,027,112.80, 1,417,771.92 and 705,886.24 is: 974,367.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,027,112.80 : 1,417,771.92 = 705,886.24 : x
  2. Step 2: Convert to fraction form
    1,027,112.80/1,417,771.92 = 705,886.24/x
  3. Step 3: Cross multiply
    1,027,112.80x = 1,417,771.92 × 705,886.24
  4. Step 4: Simplify right side
    1,027,112.80x = 1,000,785,689,786.38
  5. Step 5: Solve for x
    x = 1,000,785,689,786.38/1,027,112.80
  6. Step 6: Final answer
    x = 974,367.85

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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.