Home / 1,330,360.40-1,996,793.40-699,726.80

Finding the Fourth Proportional to 1,330,360.40, 1,996,793.40 and 699,726.80

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Solution

The fourth proportional to 1,330,360.40, 1,996,793.40 and 699,726.80 is: 1,050,249.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,360.40 : 1,996,793.40 = 699,726.80 : x
  2. Step 2: Convert to fraction form
    1,330,360.40/1,996,793.40 = 699,726.80/x
  3. Step 3: Cross multiply
    1,330,360.40x = 1,996,793.40 × 699,726.80
  4. Step 4: Simplify right side
    1,330,360.40x = 1,397,209,856,043.12
  5. Step 5: Solve for x
    x = 1,397,209,856,043.12/1,330,360.40
  6. Step 6: Final answer
    x = 1,050,249.13

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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.