Home / 1,062,109.50-1,593,165.78-810,816.78

Finding the Fourth Proportional to 1,062,109.50, 1,593,165.78 and 810,816.78

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Solution

The fourth proportional to 1,062,109.50, 1,593,165.78 and 810,816.78 is: 1,216,226.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,062,109.50 : 1,593,165.78 = 810,816.78 : x
  2. Step 2: Convert to fraction form
    1,062,109.50/1,593,165.78 = 810,816.78/x
  3. Step 3: Cross multiply
    1,062,109.50x = 1,593,165.78 × 810,816.78
  4. Step 4: Simplify right side
    1,062,109.50x = 1,291,765,547,745.79
  5. Step 5: Solve for x
    x = 1,291,765,547,745.79/1,062,109.50
  6. Step 6: Final answer
    x = 1,216,226.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.