Home / 5,280,769.60-7,938,067.20-4,906,355.20

Finding the Fourth Proportional to 5,280,769.60, 7,938,067.20 and 4,906,355.20

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Solution

The fourth proportional to 5,280,769.60, 7,938,067.20 and 4,906,355.20 is: 7,375,246.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,280,769.60 : 7,938,067.20 = 4,906,355.20 : x
  2. Step 2: Convert to fraction form
    5,280,769.60/7,938,067.20 = 4,906,355.20/x
  3. Step 3: Cross multiply
    5,280,769.60x = 7,938,067.20 × 4,906,355.20
  4. Step 4: Simplify right side
    5,280,769.60x = 38,946,977,284,669.45
  5. Step 5: Solve for x
    x = 38,946,977,284,669.45/5,280,769.60
  6. Step 6: Final answer
    x = 7,375,246.46

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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.