Home / 1,375,981.80-2,063,972.70-365,101.80

Finding the Fourth Proportional to 1,375,981.80, 2,063,972.70 and 365,101.80

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Solution

The fourth proportional to 1,375,981.80, 2,063,972.70 and 365,101.80 is: 547,652.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,375,981.80 : 2,063,972.70 = 365,101.80 : x
  2. Step 2: Convert to fraction form
    1,375,981.80/2,063,972.70 = 365,101.80/x
  3. Step 3: Cross multiply
    1,375,981.80x = 2,063,972.70 × 365,101.80
  4. Step 4: Simplify right side
    1,375,981.80x = 753,560,147,920.86
  5. Step 5: Solve for x
    x = 753,560,147,920.86/1,375,981.80
  6. Step 6: Final answer
    x = 547,652.70

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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.