Home / 4,163,077.60-6,240,469.20-1,915,295.20

Finding the Fourth Proportional to 4,163,077.60, 6,240,469.20 and 1,915,295.20

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Solution

The fourth proportional to 4,163,077.60, 6,240,469.20 and 1,915,295.20 is: 2,871,034.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,163,077.60 : 6,240,469.20 = 1,915,295.20 : x
  2. Step 2: Convert to fraction form
    4,163,077.60/6,240,469.20 = 1,915,295.20/x
  3. Step 3: Cross multiply
    4,163,077.60x = 6,240,469.20 × 1,915,295.20
  4. Step 4: Simplify right side
    4,163,077.60x = 11,952,340,704,507.84
  5. Step 5: Solve for x
    x = 11,952,340,704,507.84/4,163,077.60
  6. Step 6: Final answer
    x = 2,871,034.81

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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.