Home / 1,349,991.40-2,025,011.10-403,373.80

Finding the Fourth Proportional to 1,349,991.40, 2,025,011.10 and 403,373.80

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Solution

The fourth proportional to 1,349,991.40, 2,025,011.10 and 403,373.80 is: 605,067.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,349,991.40 : 2,025,011.10 = 403,373.80 : x
  2. Step 2: Convert to fraction form
    1,349,991.40/2,025,011.10 = 403,373.80/x
  3. Step 3: Cross multiply
    1,349,991.40x = 2,025,011.10 × 403,373.80
  4. Step 4: Simplify right side
    1,349,991.40x = 816,836,422,449.18
  5. Step 5: Solve for x
    x = 816,836,422,449.18/1,349,991.40
  6. Step 6: Final answer
    x = 605,067.87

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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.