Home / 2,427,975.20-3,642,448.80-722,115.20

Finding the Fourth Proportional to 2,427,975.20, 3,642,448.80 and 722,115.20

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Solution

The fourth proportional to 2,427,975.20, 3,642,448.80 and 722,115.20 is: 1,083,317.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,427,975.20 : 3,642,448.80 = 722,115.20 : x
  2. Step 2: Convert to fraction form
    2,427,975.20/3,642,448.80 = 722,115.20/x
  3. Step 3: Cross multiply
    2,427,975.20x = 3,642,448.80 × 722,115.20
  4. Step 4: Simplify right side
    2,427,975.20x = 2,630,267,643,701.76
  5. Step 5: Solve for x
    x = 2,630,267,643,701.76/2,427,975.20
  6. Step 6: Final answer
    x = 1,083,317.34

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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.