Home / 3,017,951.76-4,526,928.88-743,520.45

Finding the Fourth Proportional to 3,017,951.76, 4,526,928.88 and 743,520.45

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Solution

The fourth proportional to 3,017,951.76, 4,526,928.88 and 743,520.45 is: 1,115,280.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,017,951.76 : 4,526,928.88 = 743,520.45 : x
  2. Step 2: Convert to fraction form
    3,017,951.76/4,526,928.88 = 743,520.45/x
  3. Step 3: Cross multiply
    3,017,951.76x = 4,526,928.88 × 743,520.45
  4. Step 4: Simplify right side
    3,017,951.76x = 3,365,864,187,628.80
  5. Step 5: Solve for x
    x = 3,365,864,187,628.80/3,017,951.76
  6. Step 6: Final answer
    x = 1,115,280.98

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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.