Home / 1,073,245.20-1,609,867.80-961,270.80

Finding the Fourth Proportional to 1,073,245.20, 1,609,867.80 and 961,270.80

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Solution

The fourth proportional to 1,073,245.20, 1,609,867.80 and 961,270.80 is: 1,441,906.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,073,245.20 : 1,609,867.80 = 961,270.80 : x
  2. Step 2: Convert to fraction form
    1,073,245.20/1,609,867.80 = 961,270.80/x
  3. Step 3: Cross multiply
    1,073,245.20x = 1,609,867.80 × 961,270.80
  4. Step 4: Simplify right side
    1,073,245.20x = 1,547,518,908,000.24
  5. Step 5: Solve for x
    x = 1,547,518,908,000.24/1,073,245.20
  6. Step 6: Final answer
    x = 1,441,906.20

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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.