Home / 1,874,800.70-2,812,346.86-612,755.90

Finding the Fourth Proportional to 1,874,800.70, 2,812,346.86 and 612,755.90

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Solution

The fourth proportional to 1,874,800.70, 2,812,346.86 and 612,755.90 is: 919,181.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,874,800.70 : 2,812,346.86 = 612,755.90 : x
  2. Step 2: Convert to fraction form
    1,874,800.70/2,812,346.86 = 612,755.90/x
  3. Step 3: Cross multiply
    1,874,800.70x = 2,812,346.86 × 612,755.90
  4. Step 4: Simplify right side
    1,874,800.70x = 1,723,282,131,311.47
  5. Step 5: Solve for x
    x = 1,723,282,131,311.47/1,874,800.70
  6. Step 6: Final answer
    x = 919,181.51

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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.