Home / 891,234.40-1,336,851.60-883,361.20

Finding the Fourth Proportional to 891,234.40, 1,336,851.60 and 883,361.20

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Solution

The fourth proportional to 891,234.40, 1,336,851.60 and 883,361.20 is: 1,325,041.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,234.40 : 1,336,851.60 = 883,361.20 : x
  2. Step 2: Convert to fraction form
    891,234.40/1,336,851.60 = 883,361.20/x
  3. Step 3: Cross multiply
    891,234.40x = 1,336,851.60 × 883,361.20
  4. Step 4: Simplify right side
    891,234.40x = 1,180,922,833,597.92
  5. Step 5: Solve for x
    x = 1,180,922,833,597.92/891,234.40
  6. Step 6: Final answer
    x = 1,325,041.80

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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.