Home / 2,445,340.40-3,668,172.60-648,198.80

Finding the Fourth Proportional to 2,445,340.40, 3,668,172.60 and 648,198.80

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Solution

The fourth proportional to 2,445,340.40, 3,668,172.60 and 648,198.80 is: 972,341.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,445,340.40 : 3,668,172.60 = 648,198.80 : x
  2. Step 2: Convert to fraction form
    2,445,340.40/3,668,172.60 = 648,198.80/x
  3. Step 3: Cross multiply
    2,445,340.40x = 3,668,172.60 × 648,198.80
  4. Step 4: Simplify right side
    2,445,340.40x = 2,377,705,077,512.88
  5. Step 5: Solve for x
    x = 2,377,705,077,512.88/2,445,340.40
  6. Step 6: Final answer
    x = 972,341.14

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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.