Home / 4,752,023.60-7,128,035.40-3,240,369.20

Finding the Fourth Proportional to 4,752,023.60, 7,128,035.40 and 3,240,369.20

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Solution

The fourth proportional to 4,752,023.60, 7,128,035.40 and 3,240,369.20 is: 4,860,553.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,752,023.60 : 7,128,035.40 = 3,240,369.20 : x
  2. Step 2: Convert to fraction form
    4,752,023.60/7,128,035.40 = 3,240,369.20/x
  3. Step 3: Cross multiply
    4,752,023.60x = 7,128,035.40 × 3,240,369.20
  4. Step 4: Simplify right side
    4,752,023.60x = 23,097,466,366,669.68
  5. Step 5: Solve for x
    x = 23,097,466,366,669.68/4,752,023.60
  6. Step 6: Final answer
    x = 4,860,553.80

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1.5x scale

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.