Home / 2,159,822.92-2,980,740.20-1,193,058.76

Finding the Fourth Proportional to 2,159,822.92, 2,980,740.20 and 1,193,058.76

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Solution

The fourth proportional to 2,159,822.92, 2,980,740.20 and 1,193,058.76 is: 1,646,523.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,159,822.92 : 2,980,740.20 = 1,193,058.76 : x
  2. Step 2: Convert to fraction form
    2,159,822.92/2,980,740.20 = 1,193,058.76/x
  3. Step 3: Cross multiply
    2,159,822.92x = 2,980,740.20 × 1,193,058.76
  4. Step 4: Simplify right side
    2,159,822.92x = 3,556,198,206,894.15
  5. Step 5: Solve for x
    x = 3,556,198,206,894.15/2,159,822.92
  6. Step 6: Final answer
    x = 1,646,523.04

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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.