Home / 1,248,202.40-1,872,303.60-1,235,760.80

Finding the Fourth Proportional to 1,248,202.40, 1,872,303.60 and 1,235,760.80

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Solution

The fourth proportional to 1,248,202.40, 1,872,303.60 and 1,235,760.80 is: 1,853,641.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,248,202.40 : 1,872,303.60 = 1,235,760.80 : x
  2. Step 2: Convert to fraction form
    1,248,202.40/1,872,303.60 = 1,235,760.80/x
  3. Step 3: Cross multiply
    1,248,202.40x = 1,872,303.60 × 1,235,760.80
  4. Step 4: Simplify right side
    1,248,202.40x = 2,313,719,394,578.88
  5. Step 5: Solve for x
    x = 2,313,719,394,578.88/1,248,202.40
  6. Step 6: Final answer
    x = 1,853,641.20

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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.