Home / 3,439,079.70-5,162,556.15-2,019,935.40

Finding the Fourth Proportional to 3,439,079.70, 5,162,556.15 and 2,019,935.40

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Solution

The fourth proportional to 3,439,079.70, 5,162,556.15 and 2,019,935.40 is: 3,032,215.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,439,079.70 : 5,162,556.15 = 2,019,935.40 : x
  2. Step 2: Convert to fraction form
    3,439,079.70/5,162,556.15 = 2,019,935.40/x
  3. Step 3: Cross multiply
    3,439,079.70x = 5,162,556.15 × 2,019,935.40
  4. Step 4: Simplify right side
    3,439,079.70x = 10,428,029,921,872.71
  5. Step 5: Solve for x
    x = 10,428,029,921,872.71/3,439,079.70
  6. Step 6: Final answer
    x = 3,032,215.25

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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.