Home / 3,851,981.20-5,772,442.20-2,833,152.40

Finding the Fourth Proportional to 3,851,981.20, 5,772,442.20 and 2,833,152.40

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Solution

The fourth proportional to 3,851,981.20, 5,772,442.20 and 2,833,152.40 is: 4,245,661.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,851,981.20 : 5,772,442.20 = 2,833,152.40 : x
  2. Step 2: Convert to fraction form
    3,851,981.20/5,772,442.20 = 2,833,152.40/x
  3. Step 3: Cross multiply
    3,851,981.20x = 5,772,442.20 × 2,833,152.40
  4. Step 4: Simplify right side
    3,851,981.20x = 16,354,208,472,791.28
  5. Step 5: Solve for x
    x = 16,354,208,472,791.28/3,851,981.20
  6. Step 6: Final answer
    x = 4,245,661.55

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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.