Home / 1,013,409.62-1,398,367.48-605,425.11

Finding the Fourth Proportional to 1,013,409.62, 1,398,367.48 and 605,425.11

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Solution

The fourth proportional to 1,013,409.62, 1,398,367.48 and 605,425.11 is: 835,404.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,013,409.62 : 1,398,367.48 = 605,425.11 : x
  2. Step 2: Convert to fraction form
    1,013,409.62/1,398,367.48 = 605,425.11/x
  3. Step 3: Cross multiply
    1,013,409.62x = 1,398,367.48 × 605,425.11
  4. Step 4: Simplify right side
    1,013,409.62x = 846,606,785,399.42
  5. Step 5: Solve for x
    x = 846,606,785,399.42/1,013,409.62
  6. Step 6: Final answer
    x = 835,404.33

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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.