Home / 3,150,398.80-4,725,598.20-3,012,180.40

Finding the Fourth Proportional to 3,150,398.80, 4,725,598.20 and 3,012,180.40

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Solution

The fourth proportional to 3,150,398.80, 4,725,598.20 and 3,012,180.40 is: 4,518,270.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,150,398.80 : 4,725,598.20 = 3,012,180.40 : x
  2. Step 2: Convert to fraction form
    3,150,398.80/4,725,598.20 = 3,012,180.40/x
  3. Step 3: Cross multiply
    3,150,398.80x = 4,725,598.20 × 3,012,180.40
  4. Step 4: Simplify right side
    3,150,398.80x = 14,234,354,276,315.28
  5. Step 5: Solve for x
    x = 14,234,354,276,315.28/3,150,398.80
  6. Step 6: Final answer
    x = 4,518,270.60

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Similar ratio
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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.