Home / 4,119,021.60-6,178,532.40-3,839,085.60

Finding the Fourth Proportional to 4,119,021.60, 6,178,532.40 and 3,839,085.60

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Solution

The fourth proportional to 4,119,021.60, 6,178,532.40 and 3,839,085.60 is: 5,758,628.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,119,021.60 : 6,178,532.40 = 3,839,085.60 : x
  2. Step 2: Convert to fraction form
    4,119,021.60/6,178,532.40 = 3,839,085.60/x
  3. Step 3: Cross multiply
    4,119,021.60x = 6,178,532.40 × 3,839,085.60
  4. Step 4: Simplify right side
    4,119,021.60x = 23,719,914,765,973.44
  5. Step 5: Solve for x
    x = 23,719,914,765,973.44/4,119,021.60
  6. Step 6: Final answer
    x = 5,758,628.40

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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.