Home / 3,889,270.33-5,366,551.08-2,170,386.70

Finding the Fourth Proportional to 3,889,270.33, 5,366,551.08 and 2,170,386.70

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Solution

The fourth proportional to 3,889,270.33, 5,366,551.08 and 2,170,386.70 is: 2,994,775.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,889,270.33 : 5,366,551.08 = 2,170,386.70 : x
  2. Step 2: Convert to fraction form
    3,889,270.33/5,366,551.08 = 2,170,386.70/x
  3. Step 3: Cross multiply
    3,889,270.33x = 5,366,551.08 × 2,170,386.70
  4. Step 4: Simplify right side
    3,889,270.33x = 11,647,491,088,902.64
  5. Step 5: Solve for x
    x = 11,647,491,088,902.64/3,889,270.33
  6. Step 6: Final answer
    x = 2,994,775.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.