Home / 2,765,000.13-4,148,200.04-770,456.13

Finding the Fourth Proportional to 2,765,000.13, 4,148,200.04 and 770,456.13

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Solution

The fourth proportional to 2,765,000.13, 4,148,200.04 and 770,456.13 is: 1,155,879.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,765,000.13 : 4,148,200.04 = 770,456.13 : x
  2. Step 2: Convert to fraction form
    2,765,000.13/4,148,200.04 = 770,456.13/x
  3. Step 3: Cross multiply
    2,765,000.13x = 4,148,200.04 × 770,456.13
  4. Step 4: Simplify right side
    2,765,000.13x = 3,196,006,149,284.25
  5. Step 5: Solve for x
    x = 3,196,006,149,284.25/2,765,000.13
  6. Step 6: Final answer
    x = 1,155,879.20

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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.