Home / 2,248,148.12-3,102,367.64-1,281,589.80

Finding the Fourth Proportional to 2,248,148.12, 3,102,367.64 and 1,281,589.80

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Solution

The fourth proportional to 2,248,148.12, 3,102,367.64 and 1,281,589.80 is: 1,768,550.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,248,148.12 : 3,102,367.64 = 1,281,589.80 : x
  2. Step 2: Convert to fraction form
    2,248,148.12/3,102,367.64 = 1,281,589.80/x
  3. Step 3: Cross multiply
    2,248,148.12x = 3,102,367.64 × 1,281,589.80
  4. Step 4: Simplify right side
    2,248,148.12x = 3,975,962,705,232.24
  5. Step 5: Solve for x
    x = 3,975,962,705,232.24/2,248,148.12
  6. Step 6: Final answer
    x = 1,768,550.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.