Home / 1,992,177.60-2,749,335.12-1,132,818

Finding the Fourth Proportional to 1,992,177.60, 2,749,335.12 and 1,132,818

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Solution

The fourth proportional to 1,992,177.60, 2,749,335.12 and 1,132,818 is: 1,563,362.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,992,177.60 : 2,749,335.12 = 1,132,818 : x
  2. Step 2: Convert to fraction form
    1,992,177.60/2,749,335.12 = 1,132,818/x
  3. Step 3: Cross multiply
    1,992,177.60x = 2,749,335.12 × 1,132,818
  4. Step 4: Simplify right side
    1,992,177.60x = 3,114,496,311,968.16
  5. Step 5: Solve for x
    x = 3,114,496,311,968.16/1,992,177.60
  6. Step 6: Final answer
    x = 1,563,362.78

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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.