Home / 2,281,493.76-3,428,444.16-1,217,287.68

Finding the Fourth Proportional to 2,281,493.76, 3,428,444.16 and 1,217,287.68

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Solution

The fourth proportional to 2,281,493.76, 3,428,444.16 and 1,217,287.68 is: 1,829,241.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,281,493.76 : 3,428,444.16 = 1,217,287.68 : x
  2. Step 2: Convert to fraction form
    2,281,493.76/3,428,444.16 = 1,217,287.68/x
  3. Step 3: Cross multiply
    2,281,493.76x = 3,428,444.16 × 1,217,287.68
  4. Step 4: Simplify right side
    2,281,493.76x = 4,173,402,837,535.95
  5. Step 5: Solve for x
    x = 4,173,402,837,535.95/2,281,493.76
  6. Step 6: Final answer
    x = 1,829,241.40

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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.