Home / 1,161,468.66-1,603,409.46-726,127.86

Finding the Fourth Proportional to 1,161,468.66, 1,603,409.46 and 726,127.86

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Solution

The fourth proportional to 1,161,468.66, 1,603,409.46 and 726,127.86 is: 1,002,420.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,161,468.66 : 1,603,409.46 = 726,127.86 : x
  2. Step 2: Convert to fraction form
    1,161,468.66/1,603,409.46 = 726,127.86/x
  3. Step 3: Cross multiply
    1,161,468.66x = 1,603,409.46 × 726,127.86
  4. Step 4: Simplify right side
    1,161,468.66x = 1,164,280,279,893.56
  5. Step 5: Solve for x
    x = 1,164,280,279,893.56/1,161,468.66
  6. Step 6: Final answer
    x = 1,002,420.75

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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.