Home / 1,243,105.83-1,864,658.75-822,283.29

Finding the Fourth Proportional to 1,243,105.83, 1,864,658.75 and 822,283.29

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Solution

The fourth proportional to 1,243,105.83, 1,864,658.75 and 822,283.29 is: 1,233,424.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,243,105.83 : 1,864,658.75 = 822,283.29 : x
  2. Step 2: Convert to fraction form
    1,243,105.83/1,864,658.75 = 822,283.29/x
  3. Step 3: Cross multiply
    1,243,105.83x = 1,864,658.75 × 822,283.29
  4. Step 4: Simplify right side
    1,243,105.83x = 1,533,277,727,565.87
  5. Step 5: Solve for x
    x = 1,533,277,727,565.87/1,243,105.83
  6. Step 6: Final answer
    x = 1,233,424.94

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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.