Home / 1,013,359.73-1,396,828.55-798,158.93

Finding the Fourth Proportional to 1,013,359.73, 1,396,828.55 and 798,158.93

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Solution

The fourth proportional to 1,013,359.73, 1,396,828.55 and 798,158.93 is: 1,100,192.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,013,359.73 : 1,396,828.55 = 798,158.93 : x
  2. Step 2: Convert to fraction form
    1,013,359.73/1,396,828.55 = 798,158.93/x
  3. Step 3: Cross multiply
    1,013,359.73x = 1,396,828.55 × 798,158.93
  4. Step 4: Simplify right side
    1,013,359.73x = 1,114,891,176,870.66
  5. Step 5: Solve for x
    x = 1,114,891,176,870.66/1,013,359.73
  6. Step 6: Final answer
    x = 1,100,192.90

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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.