Home / 4,861,287.80-7,287,266.10-3,781,201.40

Finding the Fourth Proportional to 4,861,287.80, 7,287,266.10 and 3,781,201.40

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Solution

The fourth proportional to 4,861,287.80, 7,287,266.10 and 3,781,201.40 is: 5,668,173.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,861,287.80 : 7,287,266.10 = 3,781,201.40 : x
  2. Step 2: Convert to fraction form
    4,861,287.80/7,287,266.10 = 3,781,201.40/x
  3. Step 3: Cross multiply
    4,861,287.80x = 7,287,266.10 × 3,781,201.40
  4. Step 4: Simplify right side
    4,861,287.80x = 27,554,620,779,492.54
  5. Step 5: Solve for x
    x = 27,554,620,779,492.54/4,861,287.80
  6. Step 6: Final answer
    x = 5,668,173.11

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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.