Home / 3,908,686.80-5,862,835.80-2,015,619.60

Finding the Fourth Proportional to 3,908,686.80, 5,862,835.80 and 2,015,619.60

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Solution

The fourth proportional to 3,908,686.80, 5,862,835.80 and 2,015,619.60 is: 3,023,329.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,908,686.80 : 5,862,835.80 = 2,015,619.60 : x
  2. Step 2: Convert to fraction form
    3,908,686.80/5,862,835.80 = 2,015,619.60/x
  3. Step 3: Cross multiply
    3,908,686.80x = 5,862,835.80 × 2,015,619.60
  4. Step 4: Simplify right side
    3,908,686.80x = 11,817,246,750,061.68
  5. Step 5: Solve for x
    x = 11,817,246,750,061.68/3,908,686.80
  6. Step 6: Final answer
    x = 3,023,329.15

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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.