Home / 2,617,228.80-3,923,769.60-1,435,276.80

Finding the Fourth Proportional to 2,617,228.80, 3,923,769.60 and 1,435,276.80

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Solution

The fourth proportional to 2,617,228.80, 3,923,769.60 and 1,435,276.80 is: 2,151,778.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,617,228.80 : 3,923,769.60 = 1,435,276.80 : x
  2. Step 2: Convert to fraction form
    2,617,228.80/3,923,769.60 = 1,435,276.80/x
  3. Step 3: Cross multiply
    2,617,228.80x = 3,923,769.60 × 1,435,276.80
  4. Step 4: Simplify right side
    2,617,228.80x = 5,631,695,475,425.28
  5. Step 5: Solve for x
    x = 5,631,695,475,425.28/2,617,228.80
  6. Step 6: Final answer
    x = 2,151,778.05

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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.