Home / 3,154,655.80-4,731,983.70-2,146,886.20

Finding the Fourth Proportional to 3,154,655.80, 4,731,983.70 and 2,146,886.20

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Solution

The fourth proportional to 3,154,655.80, 4,731,983.70 and 2,146,886.20 is: 3,220,329.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,154,655.80 : 4,731,983.70 = 2,146,886.20 : x
  2. Step 2: Convert to fraction form
    3,154,655.80/4,731,983.70 = 2,146,886.20/x
  3. Step 3: Cross multiply
    3,154,655.80x = 4,731,983.70 × 2,146,886.20
  4. Step 4: Simplify right side
    3,154,655.80x = 10,159,030,504,154.94
  5. Step 5: Solve for x
    x = 10,159,030,504,154.94/3,154,655.80
  6. Step 6: Final answer
    x = 3,220,329.30

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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.