Home / 1,066,059.78-1,471,020.36-684,603.24

Finding the Fourth Proportional to 1,066,059.78, 1,471,020.36 and 684,603.24

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Solution

The fourth proportional to 1,066,059.78, 1,471,020.36 and 684,603.24 is: 944,661.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,066,059.78 : 1,471,020.36 = 684,603.24 : x
  2. Step 2: Convert to fraction form
    1,066,059.78/1,471,020.36 = 684,603.24/x
  3. Step 3: Cross multiply
    1,066,059.78x = 1,471,020.36 × 684,603.24
  4. Step 4: Simplify right side
    1,066,059.78x = 1,007,065,304,561.97
  5. Step 5: Solve for x
    x = 1,007,065,304,561.97/1,066,059.78
  6. Step 6: Final answer
    x = 944,661.19

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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.