Home / 1,994,880.80-2,992,321.20-732,544.40

Finding the Fourth Proportional to 1,994,880.80, 2,992,321.20 and 732,544.40

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Solution

The fourth proportional to 1,994,880.80, 2,992,321.20 and 732,544.40 is: 1,098,816.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,994,880.80 : 2,992,321.20 = 732,544.40 : x
  2. Step 2: Convert to fraction form
    1,994,880.80/2,992,321.20 = 732,544.40/x
  3. Step 3: Cross multiply
    1,994,880.80x = 2,992,321.20 × 732,544.40
  4. Step 4: Simplify right side
    1,994,880.80x = 2,192,008,138,061.28
  5. Step 5: Solve for x
    x = 2,192,008,138,061.28/1,994,880.80
  6. Step 6: Final answer
    x = 1,098,816.60

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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.