Home / 2,159,835.22-3,240,452.85-739,903.78

Finding the Fourth Proportional to 2,159,835.22, 3,240,452.85 and 739,903.78

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Solution

The fourth proportional to 2,159,835.22, 3,240,452.85 and 739,903.78 is: 1,110,095.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,159,835.22 : 3,240,452.85 = 739,903.78 : x
  2. Step 2: Convert to fraction form
    2,159,835.22/3,240,452.85 = 739,903.78/x
  3. Step 3: Cross multiply
    2,159,835.22x = 3,240,452.85 × 739,903.78
  4. Step 4: Simplify right side
    2,159,835.22x = 2,397,623,312,626.77
  5. Step 5: Solve for x
    x = 2,397,623,312,626.77/2,159,835.22
  6. Step 6: Final answer
    x = 1,110,095.48

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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.