Home / 1,224,716.17-1,833,076.74-900,418.38

Finding the Fourth Proportional to 1,224,716.17, 1,833,076.74 and 900,418.38

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Solution

The fourth proportional to 1,224,716.17, 1,833,076.74 and 900,418.38 is: 1,347,688.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,224,716.17 : 1,833,076.74 = 900,418.38 : x
  2. Step 2: Convert to fraction form
    1,224,716.17/1,833,076.74 = 900,418.38/x
  3. Step 3: Cross multiply
    1,224,716.17x = 1,833,076.74 × 900,418.38
  4. Step 4: Simplify right side
    1,224,716.17x = 1,650,535,985,149.01
  5. Step 5: Solve for x
    x = 1,650,535,985,149.01/1,224,716.17
  6. Step 6: Final answer
    x = 1,347,688.57

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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.