Home / 2,419,306.80-3,628,960.20-1,663,479.60

Finding the Fourth Proportional to 2,419,306.80, 3,628,960.20 and 1,663,479.60

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Solution

The fourth proportional to 2,419,306.80, 3,628,960.20 and 1,663,479.60 is: 2,495,219.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,419,306.80 : 3,628,960.20 = 1,663,479.60 : x
  2. Step 2: Convert to fraction form
    2,419,306.80/3,628,960.20 = 1,663,479.60/x
  3. Step 3: Cross multiply
    2,419,306.80x = 3,628,960.20 × 1,663,479.60
  4. Step 4: Simplify right side
    2,419,306.80x = 6,036,701,261,911.92
  5. Step 5: Solve for x
    x = 6,036,701,261,911.92/2,419,306.80
  6. Step 6: Final answer
    x = 2,495,219.40

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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.