Home / 1,066,450.29-1,471,718.90-636,767.97

Finding the Fourth Proportional to 1,066,450.29, 1,471,718.90 and 636,767.97

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Solution

The fourth proportional to 1,066,450.29, 1,471,718.90 and 636,767.97 is: 878,750.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,066,450.29 : 1,471,718.90 = 636,767.97 : x
  2. Step 2: Convert to fraction form
    1,066,450.29/1,471,718.90 = 636,767.97/x
  3. Step 3: Cross multiply
    1,066,450.29x = 1,471,718.90 × 636,767.97
  4. Step 4: Simplify right side
    1,066,450.29x = 937,143,453,179.79
  5. Step 5: Solve for x
    x = 937,143,453,179.79/1,066,450.29
  6. Step 6: Final answer
    x = 878,750.24

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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.