Home / 1,393,926.36-2,090,326.62-540,548.76

Finding the Fourth Proportional to 1,393,926.36, 2,090,326.62 and 540,548.76

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Solution

The fourth proportional to 1,393,926.36, 2,090,326.62 and 540,548.76 is: 810,604.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,393,926.36 : 2,090,326.62 = 540,548.76 : x
  2. Step 2: Convert to fraction form
    1,393,926.36/2,090,326.62 = 540,548.76/x
  3. Step 3: Cross multiply
    1,393,926.36x = 2,090,326.62 × 540,548.76
  4. Step 4: Simplify right side
    1,393,926.36x = 1,129,923,462,435.99
  5. Step 5: Solve for x
    x = 1,129,923,462,435.99/1,393,926.36
  6. Step 6: Final answer
    x = 810,604.85

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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.