Home / 967,416.80-1,451,125.20-743,905.40

Finding the Fourth Proportional to 967,416.80, 1,451,125.20 and 743,905.40

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Solution

The fourth proportional to 967,416.80, 1,451,125.20 and 743,905.40 is: 1,115,858.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    967,416.80 : 1,451,125.20 = 743,905.40 : x
  2. Step 2: Convert to fraction form
    967,416.80/1,451,125.20 = 743,905.40/x
  3. Step 3: Cross multiply
    967,416.80x = 1,451,125.20 × 743,905.40
  4. Step 4: Simplify right side
    967,416.80x = 1,079,499,872,356.08
  5. Step 5: Solve for x
    x = 1,079,499,872,356.08/967,416.80
  6. Step 6: Final answer
    x = 1,115,858.10

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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.