Home / 1,333,267.20-1,839,893.76-729,648

Finding the Fourth Proportional to 1,333,267.20, 1,839,893.76 and 729,648

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Solution

The fourth proportional to 1,333,267.20, 1,839,893.76 and 729,648 is: 1,006,906.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,333,267.20 : 1,839,893.76 = 729,648 : x
  2. Step 2: Convert to fraction form
    1,333,267.20/1,839,893.76 = 729,648/x
  3. Step 3: Cross multiply
    1,333,267.20x = 1,839,893.76 × 729,648
  4. Step 4: Simplify right side
    1,333,267.20x = 1,342,474,802,196.48
  5. Step 5: Solve for x
    x = 1,342,474,802,196.48/1,333,267.20
  6. Step 6: Final answer
    x = 1,006,906.04

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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.