Home / 3,154,697.80-4,732,046.70-2,146,928.20

Finding the Fourth Proportional to 3,154,697.80, 4,732,046.70 and 2,146,928.20

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Solution

The fourth proportional to 3,154,697.80, 4,732,046.70 and 2,146,928.20 is: 3,220,392.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,154,697.80 : 4,732,046.70 = 2,146,928.20 : x
  2. Step 2: Convert to fraction form
    3,154,697.80/4,732,046.70 = 2,146,928.20/x
  3. Step 3: Cross multiply
    3,154,697.80x = 4,732,046.70 × 2,146,928.20
  4. Step 4: Simplify right side
    3,154,697.80x = 10,159,364,503,946.94
  5. Step 5: Solve for x
    x = 10,159,364,503,946.94/3,154,697.80
  6. Step 6: Final answer
    x = 3,220,392.30

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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.