Home / 2,690,745.60-4,034,109.60-1,625,563.20

Finding the Fourth Proportional to 2,690,745.60, 4,034,109.60 and 1,625,563.20

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Solution

The fourth proportional to 2,690,745.60, 4,034,109.60 and 1,625,563.20 is: 2,437,131.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,690,745.60 : 4,034,109.60 = 1,625,563.20 : x
  2. Step 2: Convert to fraction form
    2,690,745.60/4,034,109.60 = 1,625,563.20/x
  3. Step 3: Cross multiply
    2,690,745.60x = 4,034,109.60 × 1,625,563.20
  4. Step 4: Simplify right side
    2,690,745.60x = 6,557,700,110,526.72
  5. Step 5: Solve for x
    x = 6,557,700,110,526.72/2,690,745.60
  6. Step 6: Final answer
    x = 2,437,131.22

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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.