Home / 3,074,125.20-4,609,459.80-1,180,928.40

Finding the Fourth Proportional to 3,074,125.20, 4,609,459.80 and 1,180,928.40

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Solution

The fourth proportional to 3,074,125.20, 4,609,459.80 and 1,180,928.40 is: 1,770,728.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,074,125.20 : 4,609,459.80 = 1,180,928.40 : x
  2. Step 2: Convert to fraction form
    3,074,125.20/4,609,459.80 = 1,180,928.40/x
  3. Step 3: Cross multiply
    3,074,125.20x = 4,609,459.80 × 1,180,928.40
  4. Step 4: Simplify right side
    3,074,125.20x = 5,443,441,986,478.32
  5. Step 5: Solve for x
    x = 5,443,441,986,478.32/3,074,125.20
  6. Step 6: Final answer
    x = 1,770,728.79

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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.