Home / 1,660,692.60-2,489,471.55-901,414.80

Finding the Fourth Proportional to 1,660,692.60, 2,489,471.55 and 901,414.80

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Solution

The fourth proportional to 1,660,692.60, 2,489,471.55 and 901,414.80 is: 1,351,271.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,660,692.60 : 2,489,471.55 = 901,414.80 : x
  2. Step 2: Convert to fraction form
    1,660,692.60/2,489,471.55 = 901,414.80/x
  3. Step 3: Cross multiply
    1,660,692.60x = 2,489,471.55 × 901,414.80
  4. Step 4: Simplify right side
    1,660,692.60x = 2,244,046,499,348.94
  5. Step 5: Solve for x
    x = 2,244,046,499,348.94/1,660,692.60
  6. Step 6: Final answer
    x = 1,351,271.45

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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.