Home / 1,340,523.57-1,848,145.11-1,110,232.47

Finding the Fourth Proportional to 1,340,523.57, 1,848,145.11 and 1,110,232.47

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Solution

The fourth proportional to 1,340,523.57, 1,848,145.11 and 1,110,232.47 is: 1,530,648.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,340,523.57 : 1,848,145.11 = 1,110,232.47 : x
  2. Step 2: Convert to fraction form
    1,340,523.57/1,848,145.11 = 1,110,232.47/x
  3. Step 3: Cross multiply
    1,340,523.57x = 1,848,145.11 × 1,110,232.47
  4. Step 4: Simplify right side
    1,340,523.57x = 2,051,870,713,160.89
  5. Step 5: Solve for x
    x = 2,051,870,713,160.89/1,340,523.57
  6. Step 6: Final answer
    x = 1,530,648.74

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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.