Home / 1,310,503.82-1,808,196.09-737,334.86

Finding the Fourth Proportional to 1,310,503.82, 1,808,196.09 and 737,334.86

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Solution

The fourth proportional to 1,310,503.82, 1,808,196.09 and 737,334.86 is: 1,017,353.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,310,503.82 : 1,808,196.09 = 737,334.86 : x
  2. Step 2: Convert to fraction form
    1,310,503.82/1,808,196.09 = 737,334.86/x
  3. Step 3: Cross multiply
    1,310,503.82x = 1,808,196.09 × 737,334.86
  4. Step 4: Simplify right side
    1,310,503.82x = 1,333,246,010,872.70
  5. Step 5: Solve for x
    x = 1,333,246,010,872.70/1,310,503.82
  6. Step 6: Final answer
    x = 1,017,353.78

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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.