Home / 1,202,635.86-1,659,578.46-658,774.02

Finding the Fourth Proportional to 1,202,635.86, 1,659,578.46 and 658,774.02

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Solution

The fourth proportional to 1,202,635.86, 1,659,578.46 and 658,774.02 is: 909,075.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,202,635.86 : 1,659,578.46 = 658,774.02 : x
  2. Step 2: Convert to fraction form
    1,202,635.86/1,659,578.46 = 658,774.02/x
  3. Step 3: Cross multiply
    1,202,635.86x = 1,659,578.46 × 658,774.02
  4. Step 4: Simplify right side
    1,202,635.86x = 1,093,287,173,599.61
  5. Step 5: Solve for x
    x = 1,093,287,173,599.61/1,202,635.86
  6. Step 6: Final answer
    x = 909,075.81

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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.