Home / 1,467,940.80-2,201,911.20-838,084.80

Finding the Fourth Proportional to 1,467,940.80, 2,201,911.20 and 838,084.80

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Solution

The fourth proportional to 1,467,940.80, 2,201,911.20 and 838,084.80 is: 1,257,127.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,467,940.80 : 2,201,911.20 = 838,084.80 : x
  2. Step 2: Convert to fraction form
    1,467,940.80/2,201,911.20 = 838,084.80/x
  3. Step 3: Cross multiply
    1,467,940.80x = 2,201,911.20 × 838,084.80
  4. Step 4: Simplify right side
    1,467,940.80x = 1,845,388,307,669.76
  5. Step 5: Solve for x
    x = 1,845,388,307,669.76/1,467,940.80
  6. Step 6: Final answer
    x = 1,257,127.20

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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.