Home / 1,785,192.74-2,678,242.23-826,340.01

Finding the Fourth Proportional to 1,785,192.74, 2,678,242.23 and 826,340.01

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Solution

The fourth proportional to 1,785,192.74, 2,678,242.23 and 826,340.01 is: 1,239,719.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,785,192.74 : 2,678,242.23 = 826,340.01 : x
  2. Step 2: Convert to fraction form
    1,785,192.74/2,678,242.23 = 826,340.01/x
  3. Step 3: Cross multiply
    1,785,192.74x = 2,678,242.23 × 826,340.01
  4. Step 4: Simplify right side
    1,785,192.74x = 2,213,138,711,654.95
  5. Step 5: Solve for x
    x = 2,213,138,711,654.95/1,785,192.74
  6. Step 6: Final answer
    x = 1,239,719.76

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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.