Home / 2,108,612.25-2,910,409.79-1,203,719.13

Finding the Fourth Proportional to 2,108,612.25, 2,910,409.79 and 1,203,719.13

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Solution

The fourth proportional to 2,108,612.25, 2,910,409.79 and 1,203,719.13 is: 1,661,432.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,108,612.25 : 2,910,409.79 = 1,203,719.13 : x
  2. Step 2: Convert to fraction form
    2,108,612.25/2,910,409.79 = 1,203,719.13/x
  3. Step 3: Cross multiply
    2,108,612.25x = 2,910,409.79 × 1,203,719.13
  4. Step 4: Simplify right side
    2,108,612.25x = 3,503,315,934,343.69
  5. Step 5: Solve for x
    x = 3,503,315,934,343.69/2,108,612.25
  6. Step 6: Final answer
    x = 1,661,432.03

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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.