Home / 1,040,574.21-1,435,998.16-581,708.12

Finding the Fourth Proportional to 1,040,574.21, 1,435,998.16 and 581,708.12

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Solution

The fourth proportional to 1,040,574.21, 1,435,998.16 and 581,708.12 is: 802,760.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,574.21 : 1,435,998.16 = 581,708.12 : x
  2. Step 2: Convert to fraction form
    1,040,574.21/1,435,998.16 = 581,708.12/x
  3. Step 3: Cross multiply
    1,040,574.21x = 1,435,998.16 × 581,708.12
  4. Step 4: Simplify right side
    1,040,574.21x = 835,331,789,977.06
  5. Step 5: Solve for x
    x = 835,331,789,977.06/1,040,574.21
  6. Step 6: Final answer
    x = 802,760.42

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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.