Home / 3,480,017.12-5,218,338.02-2,041,170.68

Finding the Fourth Proportional to 3,480,017.12, 5,218,338.02 and 2,041,170.68

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Solution

The fourth proportional to 3,480,017.12, 5,218,338.02 and 2,041,170.68 is: 3,060,766.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,480,017.12 : 5,218,338.02 = 2,041,170.68 : x
  2. Step 2: Convert to fraction form
    3,480,017.12/5,218,338.02 = 2,041,170.68/x
  3. Step 3: Cross multiply
    3,480,017.12x = 5,218,338.02 × 2,041,170.68
  4. Step 4: Simplify right side
    3,480,017.12x = 10,651,518,564,753.25
  5. Step 5: Solve for x
    x = 10,651,518,564,753.25/3,480,017.12
  6. Step 6: Final answer
    x = 3,060,766.14

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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.