Home / 2,100,860.22-3,152,084.54-822,381.40

Finding the Fourth Proportional to 2,100,860.22, 3,152,084.54 and 822,381.40

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Solution

The fourth proportional to 2,100,860.22, 3,152,084.54 and 822,381.40 is: 1,233,882.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,100,860.22 : 3,152,084.54 = 822,381.40 : x
  2. Step 2: Convert to fraction form
    2,100,860.22/3,152,084.54 = 822,381.40/x
  3. Step 3: Cross multiply
    2,100,860.22x = 3,152,084.54 × 822,381.40
  4. Step 4: Simplify right side
    2,100,860.22x = 2,592,215,701,377.65
  5. Step 5: Solve for x
    x = 2,592,215,701,377.65/2,100,860.22
  6. Step 6: Final answer
    x = 1,233,882.99

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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.