Home / 3,106,720.16-4,288,028.80-1,799,761

Finding the Fourth Proportional to 3,106,720.16, 4,288,028.80 and 1,799,761

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Solution

The fourth proportional to 3,106,720.16, 4,288,028.80 and 1,799,761 is: 2,484,107.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,106,720.16 : 4,288,028.80 = 1,799,761 : x
  2. Step 2: Convert to fraction form
    3,106,720.16/4,288,028.80 = 1,799,761/x
  3. Step 3: Cross multiply
    3,106,720.16x = 4,288,028.80 × 1,799,761
  4. Step 4: Simplify right side
    3,106,720.16x = 7,717,427,001,116.80
  5. Step 5: Solve for x
    x = 7,717,427,001,116.80/3,106,720.16
  6. Step 6: Final answer
    x = 2,484,107.55

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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.