Home / 3,810,806.64-5,258,777.09-2,156,918.26

Finding the Fourth Proportional to 3,810,806.64, 5,258,777.09 and 2,156,918.26

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Solution

The fourth proportional to 3,810,806.64, 5,258,777.09 and 2,156,918.26 is: 2,976,470.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,810,806.64 : 5,258,777.09 = 2,156,918.26 : x
  2. Step 2: Convert to fraction form
    3,810,806.64/5,258,777.09 = 2,156,918.26/x
  3. Step 3: Cross multiply
    3,810,806.64x = 5,258,777.09 × 2,156,918.26
  4. Step 4: Simplify right side
    3,810,806.64x = 11,342,752,330,690.66
  5. Step 5: Solve for x
    x = 11,342,752,330,690.66/3,810,806.64
  6. Step 6: Final answer
    x = 2,976,470.18

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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.