Home / 2,077,250.80-3,109,655.40-1,235,369.20

Finding the Fourth Proportional to 2,077,250.80, 3,109,655.40 and 1,235,369.20

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Solution

The fourth proportional to 2,077,250.80, 3,109,655.40 and 1,235,369.20 is: 1,849,354.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,077,250.80 : 3,109,655.40 = 1,235,369.20 : x
  2. Step 2: Convert to fraction form
    2,077,250.80/3,109,655.40 = 1,235,369.20/x
  3. Step 3: Cross multiply
    2,077,250.80x = 3,109,655.40 × 1,235,369.20
  4. Step 4: Simplify right side
    2,077,250.80x = 3,841,572,503,773.68
  5. Step 5: Solve for x
    x = 3,841,572,503,773.68/2,077,250.80
  6. Step 6: Final answer
    x = 1,849,354.21

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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.