Home / 1,333,214.48-1,839,882.12-729,602.48

Finding the Fourth Proportional to 1,333,214.48, 1,839,882.12 and 729,602.48

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Solution

The fourth proportional to 1,333,214.48, 1,839,882.12 and 729,602.48 is: 1,006,876.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,333,214.48 : 1,839,882.12 = 729,602.48 : x
  2. Step 2: Convert to fraction form
    1,333,214.48/1,839,882.12 = 729,602.48/x
  3. Step 3: Cross multiply
    1,333,214.48x = 1,839,882.12 × 729,602.48
  4. Step 4: Simplify right side
    1,333,214.48x = 1,342,382,557,659.66
  5. Step 5: Solve for x
    x = 1,342,382,557,659.66/1,333,214.48
  6. Step 6: Final answer
    x = 1,006,876.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.