Home / 2,129,165.40-3,193,748.10-2,045,184.60

Finding the Fourth Proportional to 2,129,165.40, 3,193,748.10 and 2,045,184.60

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Solution

The fourth proportional to 2,129,165.40, 3,193,748.10 and 2,045,184.60 is: 3,067,776.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,129,165.40 : 3,193,748.10 = 2,045,184.60 : x
  2. Step 2: Convert to fraction form
    2,129,165.40/3,193,748.10 = 2,045,184.60/x
  3. Step 3: Cross multiply
    2,129,165.40x = 3,193,748.10 × 2,045,184.60
  4. Step 4: Simplify right side
    2,129,165.40x = 6,531,804,430,399.26
  5. Step 5: Solve for x
    x = 6,531,804,430,399.26/2,129,165.40
  6. Step 6: Final answer
    x = 3,067,776.90

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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.