Home / 2,672,850.54-3,688,560.12-1,449,152.76

Finding the Fourth Proportional to 2,672,850.54, 3,688,560.12 and 1,449,152.76

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Solution

The fourth proportional to 2,672,850.54, 3,688,560.12 and 1,449,152.76 is: 1,999,845.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,672,850.54 : 3,688,560.12 = 1,449,152.76 : x
  2. Step 2: Convert to fraction form
    2,672,850.54/3,688,560.12 = 1,449,152.76/x
  3. Step 3: Cross multiply
    2,672,850.54x = 3,688,560.12 × 1,449,152.76
  4. Step 4: Simplify right side
    2,672,850.54x = 5,345,287,078,323.93
  5. Step 5: Solve for x
    x = 5,345,287,078,323.93/2,672,850.54
  6. Step 6: Final answer
    x = 1,999,845.11

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.