Home / 2,175,703.88-3,264,971.76-827,877.65

Finding the Fourth Proportional to 2,175,703.88, 3,264,971.76 and 827,877.65

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Solution

The fourth proportional to 2,175,703.88, 3,264,971.76 and 827,877.65 is: 1,242,355.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,175,703.88 : 3,264,971.76 = 827,877.65 : x
  2. Step 2: Convert to fraction form
    2,175,703.88/3,264,971.76 = 827,877.65/x
  3. Step 3: Cross multiply
    2,175,703.88x = 3,264,971.76 × 827,877.65
  4. Step 4: Simplify right side
    2,175,703.88x = 2,702,997,131,660.31
  5. Step 5: Solve for x
    x = 2,702,997,131,660.31/2,175,703.88
  6. Step 6: Final answer
    x = 1,242,355.25

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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.