Home / 4,907,584.80-7,361,377.20-1,313,906.40

Finding the Fourth Proportional to 4,907,584.80, 7,361,377.20 and 1,313,906.40

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Solution

The fourth proportional to 4,907,584.80, 7,361,377.20 and 1,313,906.40 is: 1,970,859.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,907,584.80 : 7,361,377.20 = 1,313,906.40 : x
  2. Step 2: Convert to fraction form
    4,907,584.80/7,361,377.20 = 1,313,906.40/x
  3. Step 3: Cross multiply
    4,907,584.80x = 7,361,377.20 × 1,313,906.40
  4. Step 4: Simplify right side
    4,907,584.80x = 9,672,160,615,894.08
  5. Step 5: Solve for x
    x = 9,672,160,615,894.08/4,907,584.80
  6. Step 6: Final answer
    x = 1,970,859.60

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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.