Home / 1,066,057.78-1,471,017.60-684,601.24

Finding the Fourth Proportional to 1,066,057.78, 1,471,017.60 and 684,601.24

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Solution

The fourth proportional to 1,066,057.78, 1,471,017.60 and 684,601.24 is: 944,658.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,066,057.78 : 1,471,017.60 = 684,601.24 : x
  2. Step 2: Convert to fraction form
    1,066,057.78/1,471,017.60 = 684,601.24/x
  3. Step 3: Cross multiply
    1,066,057.78x = 1,471,017.60 × 684,601.24
  4. Step 4: Simplify right side
    1,066,057.78x = 1,007,060,473,021.82
  5. Step 5: Solve for x
    x = 1,007,060,473,021.82/1,066,057.78
  6. Step 6: Final answer
    x = 944,658.43

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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.