Home / 1,037,647.11-1,556,353.97-279,544.59

Finding the Fourth Proportional to 1,037,647.11, 1,556,353.97 and 279,544.59

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Solution

The fourth proportional to 1,037,647.11, 1,556,353.97 and 279,544.59 is: 419,285.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,037,647.11 : 1,556,353.97 = 279,544.59 : x
  2. Step 2: Convert to fraction form
    1,037,647.11/1,556,353.97 = 279,544.59/x
  3. Step 3: Cross multiply
    1,037,647.11x = 1,556,353.97 × 279,544.59
  4. Step 4: Simplify right side
    1,037,647.11x = 435,070,331,040.80
  5. Step 5: Solve for x
    x = 435,070,331,040.80/1,037,647.11
  6. Step 6: Final answer
    x = 419,285.45

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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.