Home / 4,893,632.80-7,340,449.20-1,299,392.80

Finding the Fourth Proportional to 4,893,632.80, 7,340,449.20 and 1,299,392.80

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Solution

The fourth proportional to 4,893,632.80, 7,340,449.20 and 1,299,392.80 is: 1,949,089.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,893,632.80 : 7,340,449.20 = 1,299,392.80 : x
  2. Step 2: Convert to fraction form
    4,893,632.80/7,340,449.20 = 1,299,392.80/x
  3. Step 3: Cross multiply
    4,893,632.80x = 7,340,449.20 × 1,299,392.80
  4. Step 4: Simplify right side
    4,893,632.80x = 9,538,126,839,245.76
  5. Step 5: Solve for x
    x = 9,538,126,839,245.76/4,893,632.80
  6. Step 6: Final answer
    x = 1,949,089.20

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Double scale
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Similar ratio
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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.