Home / 2,578,692.40-3,866,703.68-1,157,524.72

Finding the Fourth Proportional to 2,578,692.40, 3,866,703.68 and 1,157,524.72

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Solution

The fourth proportional to 2,578,692.40, 3,866,703.68 and 1,157,524.72 is: 1,735,687.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,578,692.40 : 3,866,703.68 = 1,157,524.72 : x
  2. Step 2: Convert to fraction form
    2,578,692.40/3,866,703.68 = 1,157,524.72/x
  3. Step 3: Cross multiply
    2,578,692.40x = 3,866,703.68 × 1,157,524.72
  4. Step 4: Simplify right side
    2,578,692.40x = 4,475,805,094,514.97
  5. Step 5: Solve for x
    x = 4,475,805,094,514.97/2,578,692.40
  6. Step 6: Final answer
    x = 1,735,687.86

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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.