Home / 1,001,716.79-1,498,983.49-867,243.41

Finding the Fourth Proportional to 1,001,716.79, 1,498,983.49 and 867,243.41

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Solution

The fourth proportional to 1,001,716.79, 1,498,983.49 and 867,243.41 is: 1,297,755.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,001,716.79 : 1,498,983.49 = 867,243.41 : x
  2. Step 2: Convert to fraction form
    1,001,716.79/1,498,983.49 = 867,243.41/x
  3. Step 3: Cross multiply
    1,001,716.79x = 1,498,983.49 × 867,243.41
  4. Step 4: Simplify right side
    1,001,716.79x = 1,299,983,547,733.38
  5. Step 5: Solve for x
    x = 1,299,983,547,733.38/1,001,716.79
  6. Step 6: Final answer
    x = 1,297,755.57

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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.