Home / 4,126,660.80-6,189,991.20-2,615,006.40

Finding the Fourth Proportional to 4,126,660.80, 6,189,991.20 and 2,615,006.40

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Solution

The fourth proportional to 4,126,660.80, 6,189,991.20 and 2,615,006.40 is: 3,922,509.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,126,660.80 : 6,189,991.20 = 2,615,006.40 : x
  2. Step 2: Convert to fraction form
    4,126,660.80/6,189,991.20 = 2,615,006.40/x
  3. Step 3: Cross multiply
    4,126,660.80x = 6,189,991.20 × 2,615,006.40
  4. Step 4: Simplify right side
    4,126,660.80x = 16,186,866,603,943.68
  5. Step 5: Solve for x
    x = 16,186,866,603,943.68/4,126,660.80
  6. Step 6: Final answer
    x = 3,922,509.60

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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.