Home / 1,264,990.74-1,898,109.54-591,118.53

Finding the Fourth Proportional to 1,264,990.74, 1,898,109.54 and 591,118.53

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Solution

The fourth proportional to 1,264,990.74, 1,898,109.54 and 591,118.53 is: 886,969.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,264,990.74 : 1,898,109.54 = 591,118.53 : x
  2. Step 2: Convert to fraction form
    1,264,990.74/1,898,109.54 = 591,118.53/x
  3. Step 3: Cross multiply
    1,264,990.74x = 1,898,109.54 × 591,118.53
  4. Step 4: Simplify right side
    1,264,990.74x = 1,122,007,721,063.78
  5. Step 5: Solve for x
    x = 1,122,007,721,063.78/1,264,990.74
  6. Step 6: Final answer
    x = 886,969.12

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.