Home / 3,758,856.89-5,187,225.20-2,039,977.40

Finding the Fourth Proportional to 3,758,856.89, 5,187,225.20 and 2,039,977.40

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Solution

The fourth proportional to 3,758,856.89, 5,187,225.20 and 2,039,977.40 is: 2,815,170.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,758,856.89 : 5,187,225.20 = 2,039,977.40 : x
  2. Step 2: Convert to fraction form
    3,758,856.89/5,187,225.20 = 2,039,977.40/x
  3. Step 3: Cross multiply
    3,758,856.89x = 5,187,225.20 × 2,039,977.40
  4. Step 4: Simplify right side
    3,758,856.89x = 10,581,822,166,510.59
  5. Step 5: Solve for x
    x = 10,581,822,166,510.59/3,758,856.89
  6. Step 6: Final answer
    x = 2,815,170.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.