Home / 1,037,745.27-1,556,489.12-279,646.02

Finding the Fourth Proportional to 1,037,745.27, 1,556,489.12 and 279,646.02

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Solution

The fourth proportional to 1,037,745.27, 1,556,489.12 and 279,646.02 is: 419,434.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,037,745.27 : 1,556,489.12 = 279,646.02 : x
  2. Step 2: Convert to fraction form
    1,037,745.27/1,556,489.12 = 279,646.02/x
  3. Step 3: Cross multiply
    1,037,745.27x = 1,556,489.12 × 279,646.02
  4. Step 4: Simplify right side
    1,037,745.27x = 435,265,986,183.07
  5. Step 5: Solve for x
    x = 435,265,986,183.07/1,037,745.27
  6. Step 6: Final answer
    x = 419,434.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.