Home / 1,462,945.25-2,018,942.85-818,327

Finding the Fourth Proportional to 1,462,945.25, 2,018,942.85 and 818,327

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Solution

The fourth proportional to 1,462,945.25, 2,018,942.85 and 818,327 is: 1,129,335.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,462,945.25 : 2,018,942.85 = 818,327 : x
  2. Step 2: Convert to fraction form
    1,462,945.25/2,018,942.85 = 818,327/x
  3. Step 3: Cross multiply
    1,462,945.25x = 2,018,942.85 × 818,327
  4. Step 4: Simplify right side
    1,462,945.25x = 1,652,155,445,611.95
  5. Step 5: Solve for x
    x = 1,652,155,445,611.95/1,462,945.25
  6. Step 6: Final answer
    x = 1,129,335.12

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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.