Home / 2,581,519.20-3,562,150.95-1,435,378.92

Finding the Fourth Proportional to 2,581,519.20, 3,562,150.95 and 1,435,378.92

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Solution

The fourth proportional to 2,581,519.20, 3,562,150.95 and 1,435,378.92 is: 1,980,630.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,581,519.20 : 3,562,150.95 = 1,435,378.92 : x
  2. Step 2: Convert to fraction form
    2,581,519.20/3,562,150.95 = 1,435,378.92/x
  3. Step 3: Cross multiply
    2,581,519.20x = 3,562,150.95 × 1,435,378.92
  4. Step 4: Simplify right side
    2,581,519.20x = 5,113,036,383,487.97
  5. Step 5: Solve for x
    x = 5,113,036,383,487.97/2,581,519.20
  6. Step 6: Final answer
    x = 1,980,630.78

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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.