Home / 2,399,902.36-3,311,865.57-1,312,174.69

Finding the Fourth Proportional to 2,399,902.36, 3,311,865.57 and 1,312,174.69

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Solution

The fourth proportional to 2,399,902.36, 3,311,865.57 and 1,312,174.69 is: 1,810,801.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,399,902.36 : 3,311,865.57 = 1,312,174.69 : x
  2. Step 2: Convert to fraction form
    2,399,902.36/3,311,865.57 = 1,312,174.69/x
  3. Step 3: Cross multiply
    2,399,902.36x = 3,311,865.57 × 1,312,174.69
  4. Step 4: Simplify right side
    2,399,902.36x = 4,345,746,177,636.42
  5. Step 5: Solve for x
    x = 4,345,746,177,636.42/2,399,902.36
  6. Step 6: Final answer
    x = 1,810,801.24

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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.