Home / 2,600,355.20-3,897,908.40-1,181,429.60

Finding the Fourth Proportional to 2,600,355.20, 3,897,908.40 and 1,181,429.60

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Solution

The fourth proportional to 2,600,355.20, 3,897,908.40 and 1,181,429.60 is: 1,770,952.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,600,355.20 : 3,897,908.40 = 1,181,429.60 : x
  2. Step 2: Convert to fraction form
    2,600,355.20/3,897,908.40 = 1,181,429.60/x
  3. Step 3: Cross multiply
    2,600,355.20x = 3,897,908.40 × 1,181,429.60
  4. Step 4: Simplify right side
    2,600,355.20x = 4,605,104,361,848.64
  5. Step 5: Solve for x
    x = 4,605,104,361,848.64/2,600,355.20
  6. Step 6: Final answer
    x = 1,770,952.05

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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.