Home / 3,654,689.80-5,482,812.30-1,130,600.20

Finding the Fourth Proportional to 3,654,689.80, 5,482,812.30 and 1,130,600.20

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Solution

The fourth proportional to 3,654,689.80, 5,482,812.30 and 1,130,600.20 is: 1,696,140.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,654,689.80 : 5,482,812.30 = 1,130,600.20 : x
  2. Step 2: Convert to fraction form
    3,654,689.80/5,482,812.30 = 1,130,600.20/x
  3. Step 3: Cross multiply
    3,654,689.80x = 5,482,812.30 × 1,130,600.20
  4. Step 4: Simplify right side
    3,654,689.80x = 6,198,868,682,942.46
  5. Step 5: Solve for x
    x = 6,198,868,682,942.46/3,654,689.80
  6. Step 6: Final answer
    x = 1,696,140.86

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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.