Home / 2,387,882.79-3,295,341.09-1,300,200.21

Finding the Fourth Proportional to 2,387,882.79, 3,295,341.09 and 1,300,200.21

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Solution

The fourth proportional to 2,387,882.79, 3,295,341.09 and 1,300,200.21 is: 1,794,310.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,387,882.79 : 3,295,341.09 = 1,300,200.21 : x
  2. Step 2: Convert to fraction form
    2,387,882.79/3,295,341.09 = 1,300,200.21/x
  3. Step 3: Cross multiply
    2,387,882.79x = 3,295,341.09 × 1,300,200.21
  4. Step 4: Simplify right side
    2,387,882.79x = 4,284,603,177,239.63
  5. Step 5: Solve for x
    x = 4,284,603,177,239.63/2,387,882.79
  6. Step 6: Final answer
    x = 1,794,310.51

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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.