Home / 1,726,120.20-2,589,176.64-463,947.86

Finding the Fourth Proportional to 1,726,120.20, 2,589,176.64 and 463,947.86

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Solution

The fourth proportional to 1,726,120.20, 2,589,176.64 and 463,947.86 is: 695,920.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,726,120.20 : 2,589,176.64 = 463,947.86 : x
  2. Step 2: Convert to fraction form
    1,726,120.20/2,589,176.64 = 463,947.86/x
  3. Step 3: Cross multiply
    1,726,120.20x = 2,589,176.64 × 463,947.86
  4. Step 4: Simplify right side
    1,726,120.20x = 1,201,242,961,289.99
  5. Step 5: Solve for x
    x = 1,201,242,961,289.99/1,726,120.20
  6. Step 6: Final answer
    x = 695,920.81

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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.