Home / 3,609,059.60-4,980,711.12-1,977,470.12

Finding the Fourth Proportional to 3,609,059.60, 4,980,711.12 and 1,977,470.12

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Solution

The fourth proportional to 3,609,059.60, 4,980,711.12 and 1,977,470.12 is: 2,729,023.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,609,059.60 : 4,980,711.12 = 1,977,470.12 : x
  2. Step 2: Convert to fraction form
    3,609,059.60/4,980,711.12 = 1,977,470.12/x
  3. Step 3: Cross multiply
    3,609,059.60x = 4,980,711.12 × 1,977,470.12
  4. Step 4: Simplify right side
    3,609,059.60x = 9,849,207,416,151.74
  5. Step 5: Solve for x
    x = 9,849,207,416,151.74/3,609,059.60
  6. Step 6: Final answer
    x = 2,729,023.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.