Home / 1,387,783.60-1,914,084.67-1,194,520.24

Finding the Fourth Proportional to 1,387,783.60, 1,914,084.67 and 1,194,520.24

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Solution

The fourth proportional to 1,387,783.60, 1,914,084.67 and 1,194,520.24 is: 1,647,528.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,387,783.60 : 1,914,084.67 = 1,194,520.24 : x
  2. Step 2: Convert to fraction form
    1,387,783.60/1,914,084.67 = 1,194,520.24/x
  3. Step 3: Cross multiply
    1,387,783.60x = 1,914,084.67 × 1,194,520.24
  4. Step 4: Simplify right side
    1,387,783.60x = 2,286,412,879,388.72
  5. Step 5: Solve for x
    x = 2,286,412,879,388.72/1,387,783.60
  6. Step 6: Final answer
    x = 1,647,528.39

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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.