Home / 1,037,891.80-1,556,886.30-327,975.40

Finding the Fourth Proportional to 1,037,891.80, 1,556,886.30 and 327,975.40

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Solution

The fourth proportional to 1,037,891.80, 1,556,886.30 and 327,975.40 is: 491,978.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,037,891.80 : 1,556,886.30 = 327,975.40 : x
  2. Step 2: Convert to fraction form
    1,037,891.80/1,556,886.30 = 327,975.40/x
  3. Step 3: Cross multiply
    1,037,891.80x = 1,556,886.30 × 327,975.40
  4. Step 4: Simplify right side
    1,037,891.80x = 510,620,406,997.02
  5. Step 5: Solve for x
    x = 510,620,406,997.02/1,037,891.80
  6. Step 6: Final answer
    x = 491,978.46

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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.