Home / 2,976,223.66-4,108,062.72-1,943,889.26

Finding the Fourth Proportional to 2,976,223.66, 4,108,062.72 and 1,943,889.26

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Solution

The fourth proportional to 2,976,223.66, 4,108,062.72 and 1,943,889.26 is: 2,683,138.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,976,223.66 : 4,108,062.72 = 1,943,889.26 : x
  2. Step 2: Convert to fraction form
    2,976,223.66/4,108,062.72 = 1,943,889.26/x
  3. Step 3: Cross multiply
    2,976,223.66x = 4,108,062.72 × 1,943,889.26
  4. Step 4: Simplify right side
    2,976,223.66x = 7,985,618,987,563.66
  5. Step 5: Solve for x
    x = 7,985,618,987,563.66/2,976,223.66
  6. Step 6: Final answer
    x = 2,683,138.07

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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.