Home / 2,172,830.68-3,258,507.78-752,554.84

Finding the Fourth Proportional to 2,172,830.68, 3,258,507.78 and 752,554.84

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Solution

The fourth proportional to 2,172,830.68, 3,258,507.78 and 752,554.84 is: 1,128,576.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,172,830.68 : 3,258,507.78 = 752,554.84 : x
  2. Step 2: Convert to fraction form
    2,172,830.68/3,258,507.78 = 752,554.84/x
  3. Step 3: Cross multiply
    2,172,830.68x = 3,258,507.78 × 752,554.84
  4. Step 4: Simplify right side
    2,172,830.68x = 2,452,205,801,016.65
  5. Step 5: Solve for x
    x = 2,452,205,801,016.65/2,172,830.68
  6. Step 6: Final answer
    x = 1,128,576.57

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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.