Home / 3,110,475.20-4,665,012.60-1,115,931.20

Finding the Fourth Proportional to 3,110,475.20, 4,665,012.60 and 1,115,931.20

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Solution

The fourth proportional to 3,110,475.20, 4,665,012.60 and 1,115,931.20 is: 1,673,645.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,110,475.20 : 4,665,012.60 = 1,115,931.20 : x
  2. Step 2: Convert to fraction form
    3,110,475.20/4,665,012.60 = 1,115,931.20/x
  3. Step 3: Cross multiply
    3,110,475.20x = 4,665,012.60 × 1,115,931.20
  4. Step 4: Simplify right side
    3,110,475.20x = 5,205,833,108,733.12
  5. Step 5: Solve for x
    x = 5,205,833,108,733.12/3,110,475.20
  6. Step 6: Final answer
    x = 1,673,645.59

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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.