Home / 4,791,473.40-7,187,210.10-3,188,839.80

Finding the Fourth Proportional to 4,791,473.40, 7,187,210.10 and 3,188,839.80

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Solution

The fourth proportional to 4,791,473.40, 7,187,210.10 and 3,188,839.80 is: 4,783,259.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,791,473.40 : 7,187,210.10 = 3,188,839.80 : x
  2. Step 2: Convert to fraction form
    4,791,473.40/7,187,210.10 = 3,188,839.80/x
  3. Step 3: Cross multiply
    4,791,473.40x = 7,187,210.10 × 3,188,839.80
  4. Step 4: Simplify right side
    4,791,473.40x = 22,918,861,617,841.98
  5. Step 5: Solve for x
    x = 22,918,861,617,841.98/4,791,473.40
  6. Step 6: Final answer
    x = 4,783,259.70

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1.5x scale

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.