Home / 2,107,375-3,160,795.87-668,072.37

Finding the Fourth Proportional to 2,107,375, 3,160,795.87 and 668,072.37

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Solution

The fourth proportional to 2,107,375, 3,160,795.87 and 668,072.37 is: 1,002,024.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,107,375 : 3,160,795.87 = 668,072.37 : x
  2. Step 2: Convert to fraction form
    2,107,375/3,160,795.87 = 668,072.37/x
  3. Step 3: Cross multiply
    2,107,375x = 3,160,795.87 × 668,072.37
  4. Step 4: Simplify right side
    2,107,375x = 2,111,640,387,957.11
  5. Step 5: Solve for x
    x = 2,111,640,387,957.11/2,107,375
  6. Step 6: Final answer
    x = 1,002,024.03

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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.