Home / 1,426,183.06-2,134,452.24-1,387,801.21

Finding the Fourth Proportional to 1,426,183.06, 2,134,452.24 and 1,387,801.21

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Solution

The fourth proportional to 1,426,183.06, 2,134,452.24 and 1,387,801.21 is: 2,077,009.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,426,183.06 : 2,134,452.24 = 1,387,801.21 : x
  2. Step 2: Convert to fraction form
    1,426,183.06/2,134,452.24 = 1,387,801.21/x
  3. Step 3: Cross multiply
    1,426,183.06x = 2,134,452.24 × 1,387,801.21
  4. Step 4: Simplify right side
    1,426,183.06x = 2,962,195,401,359.21
  5. Step 5: Solve for x
    x = 2,962,195,401,359.21/1,426,183.06
  6. Step 6: Final answer
    x = 2,077,009.25

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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.