Home / 2,037,396.68-2,810,436.51-1,272,121.64

Finding the Fourth Proportional to 2,037,396.68, 2,810,436.51 and 1,272,121.64

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Solution

The fourth proportional to 2,037,396.68, 2,810,436.51 and 1,272,121.64 is: 1,754,796.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,037,396.68 : 2,810,436.51 = 1,272,121.64 : x
  2. Step 2: Convert to fraction form
    2,037,396.68/2,810,436.51 = 1,272,121.64/x
  3. Step 3: Cross multiply
    2,037,396.68x = 2,810,436.51 × 1,272,121.64
  4. Step 4: Simplify right side
    2,037,396.68x = 3,575,217,102,217.08
  5. Step 5: Solve for x
    x = 3,575,217,102,217.08/2,037,396.68
  6. Step 6: Final answer
    x = 1,754,796.76

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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.