Home / 2,752,686.53-3,799,121.31-1,980,872.36

Finding the Fourth Proportional to 2,752,686.53, 3,799,121.31 and 1,980,872.36

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Solution

The fourth proportional to 2,752,686.53, 3,799,121.31 and 1,980,872.36 is: 2,733,901.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,752,686.53 : 3,799,121.31 = 1,980,872.36 : x
  2. Step 2: Convert to fraction form
    2,752,686.53/3,799,121.31 = 1,980,872.36/x
  3. Step 3: Cross multiply
    2,752,686.53x = 3,799,121.31 × 1,980,872.36
  4. Step 4: Simplify right side
    2,752,686.53x = 7,525,574,406,315.94
  5. Step 5: Solve for x
    x = 7,525,574,406,315.94/2,752,686.53
  6. Step 6: Final answer
    x = 2,733,901.70

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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.