Home / 1,292,340.16-1,783,596.56-741,270.88

Finding the Fourth Proportional to 1,292,340.16, 1,783,596.56 and 741,270.88

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Solution

The fourth proportional to 1,292,340.16, 1,783,596.56 and 741,270.88 is: 1,023,049.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,292,340.16 : 1,783,596.56 = 741,270.88 : x
  2. Step 2: Convert to fraction form
    1,292,340.16/1,783,596.56 = 741,270.88/x
  3. Step 3: Cross multiply
    1,292,340.16x = 1,783,596.56 × 741,270.88
  4. Step 4: Simplify right side
    1,292,340.16x = 1,322,128,191,596.17
  5. Step 5: Solve for x
    x = 1,322,128,191,596.17/1,292,340.16
  6. Step 6: Final answer
    x = 1,023,049.68

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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.