Home / 1,269,578.40-1,902,398.76-735,775.44

Finding the Fourth Proportional to 1,269,578.40, 1,902,398.76 and 735,775.44

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Solution

The fourth proportional to 1,269,578.40, 1,902,398.76 and 735,775.44 is: 1,102,522.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,269,578.40 : 1,902,398.76 = 735,775.44 : x
  2. Step 2: Convert to fraction form
    1,269,578.40/1,902,398.76 = 735,775.44/x
  3. Step 3: Cross multiply
    1,269,578.40x = 1,902,398.76 × 735,775.44
  4. Step 4: Simplify right side
    1,269,578.40x = 1,399,738,284,694.45
  5. Step 5: Solve for x
    x = 1,399,738,284,694.45/1,269,578.40
  6. Step 6: Final answer
    x = 1,102,522.13

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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.