Home / 2,971,121.10-4,100,164.38-1,747,478.22

Finding the Fourth Proportional to 2,971,121.10, 4,100,164.38 and 1,747,478.22

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Solution

The fourth proportional to 2,971,121.10, 4,100,164.38 and 1,747,478.22 is: 2,411,530.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,971,121.10 : 4,100,164.38 = 1,747,478.22 : x
  2. Step 2: Convert to fraction form
    2,971,121.10/4,100,164.38 = 1,747,478.22/x
  3. Step 3: Cross multiply
    2,971,121.10x = 4,100,164.38 × 1,747,478.22
  4. Step 4: Simplify right side
    2,971,121.10x = 7,164,947,952,469.80
  5. Step 5: Solve for x
    x = 7,164,947,952,469.80/2,971,121.10
  6. Step 6: Final answer
    x = 2,411,530.10

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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.