Home / 2,040,079.57-2,815,198.57-1,122,160.50

Finding the Fourth Proportional to 2,040,079.57, 2,815,198.57 and 1,122,160.50

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Solution

The fourth proportional to 2,040,079.57, 2,815,198.57 and 1,122,160.50 is: 1,548,520.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,040,079.57 : 2,815,198.57 = 1,122,160.50 : x
  2. Step 2: Convert to fraction form
    2,040,079.57/2,815,198.57 = 1,122,160.50/x
  3. Step 3: Cross multiply
    2,040,079.57x = 2,815,198.57 × 1,122,160.50
  4. Step 4: Simplify right side
    2,040,079.57x = 3,159,104,636,313.19
  5. Step 5: Solve for x
    x = 3,159,104,636,313.19/2,040,079.57
  6. Step 6: Final answer
    x = 1,548,520.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.