Home / 1,343,623.76-2,016,080.96-838,054.97

Finding the Fourth Proportional to 1,343,623.76, 2,016,080.96 and 838,054.97

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Solution

The fourth proportional to 1,343,623.76, 2,016,080.96 and 838,054.97 is: 1,257,484.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,343,623.76 : 2,016,080.96 = 838,054.97 : x
  2. Step 2: Convert to fraction form
    1,343,623.76/2,016,080.96 = 838,054.97/x
  3. Step 3: Cross multiply
    1,343,623.76x = 2,016,080.96 × 838,054.97
  4. Step 4: Simplify right side
    1,343,623.76x = 1,689,586,661,740.00
  5. Step 5: Solve for x
    x = 1,689,586,661,740.00/1,343,623.76
  6. Step 6: Final answer
    x = 1,257,484.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.