Home / 3,146,074.60-4,720,278.30-1,254,173.80

Finding the Fourth Proportional to 3,146,074.60, 4,720,278.30 and 1,254,173.80

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Solution

The fourth proportional to 3,146,074.60, 4,720,278.30 and 1,254,173.80 is: 1,881,725.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,146,074.60 : 4,720,278.30 = 1,254,173.80 : x
  2. Step 2: Convert to fraction form
    3,146,074.60/4,720,278.30 = 1,254,173.80/x
  3. Step 3: Cross multiply
    3,146,074.60x = 4,720,278.30 × 1,254,173.80
  4. Step 4: Simplify right side
    3,146,074.60x = 5,920,049,372,568.54
  5. Step 5: Solve for x
    x = 5,920,049,372,568.54/3,146,074.60
  6. Step 6: Final answer
    x = 1,881,725.68

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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.