Home / 2,175,794.28-3,263,690.82-679,886.28

Finding the Fourth Proportional to 2,175,794.28, 3,263,690.82 and 679,886.28

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Solution

The fourth proportional to 2,175,794.28, 3,263,690.82 and 679,886.28 is: 1,019,829.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,175,794.28 : 3,263,690.82 = 679,886.28 : x
  2. Step 2: Convert to fraction form
    2,175,794.28/3,263,690.82 = 679,886.28/x
  3. Step 3: Cross multiply
    2,175,794.28x = 3,263,690.82 × 679,886.28
  4. Step 4: Simplify right side
    2,175,794.28x = 2,218,938,610,679.95
  5. Step 5: Solve for x
    x = 2,218,938,610,679.95/2,175,794.28
  6. Step 6: Final answer
    x = 1,019,829.23

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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.