Home / 1,041,366.56-1,436,661.78-678,658.28

Finding the Fourth Proportional to 1,041,366.56, 1,436,661.78 and 678,658.28

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Solution

The fourth proportional to 1,041,366.56, 1,436,661.78 and 678,658.28 is: 936,272.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,041,366.56 : 1,436,661.78 = 678,658.28 : x
  2. Step 2: Convert to fraction form
    1,041,366.56/1,436,661.78 = 678,658.28/x
  3. Step 3: Cross multiply
    1,041,366.56x = 1,436,661.78 × 678,658.28
  4. Step 4: Simplify right side
    1,041,366.56x = 975,002,412,556.54
  5. Step 5: Solve for x
    x = 975,002,412,556.54/1,041,366.56
  6. Step 6: Final answer
    x = 936,272.06

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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.