Home / 1,244,942.40-1,868,335.20-497,524.80

Finding the Fourth Proportional to 1,244,942.40, 1,868,335.20 and 497,524.80

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Solution

The fourth proportional to 1,244,942.40, 1,868,335.20 and 497,524.80 is: 746,655.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,244,942.40 : 1,868,335.20 = 497,524.80 : x
  2. Step 2: Convert to fraction form
    1,244,942.40/1,868,335.20 = 497,524.80/x
  3. Step 3: Cross multiply
    1,244,942.40x = 1,868,335.20 × 497,524.80
  4. Step 4: Simplify right side
    1,244,942.40x = 929,543,096,712.96
  5. Step 5: Solve for x
    x = 929,543,096,712.96/1,244,942.40
  6. Step 6: Final answer
    x = 746,655.51

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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.