Home / 2,002,082.20-2,999,186.70-1,860,364.60

Finding the Fourth Proportional to 2,002,082.20, 2,999,186.70 and 1,860,364.60

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Solution

The fourth proportional to 2,002,082.20, 2,999,186.70 and 1,860,364.60 is: 2,786,888.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,002,082.20 : 2,999,186.70 = 1,860,364.60 : x
  2. Step 2: Convert to fraction form
    2,002,082.20/2,999,186.70 = 1,860,364.60/x
  3. Step 3: Cross multiply
    2,002,082.20x = 2,999,186.70 × 1,860,364.60
  4. Step 4: Simplify right side
    2,002,082.20x = 5,579,580,765,470.82
  5. Step 5: Solve for x
    x = 5,579,580,765,470.82/2,002,082.20
  6. Step 6: Final answer
    x = 2,786,888.95

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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.