Home / 2,919,724.22-4,028,635.05-1,630,366.22

Finding the Fourth Proportional to 2,919,724.22, 4,028,635.05 and 1,630,366.22

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Solution

The fourth proportional to 2,919,724.22, 4,028,635.05 and 1,630,366.22 is: 2,249,579.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,919,724.22 : 4,028,635.05 = 1,630,366.22 : x
  2. Step 2: Convert to fraction form
    2,919,724.22/4,028,635.05 = 1,630,366.22/x
  3. Step 3: Cross multiply
    2,919,724.22x = 4,028,635.05 × 1,630,366.22
  4. Step 4: Simplify right side
    2,919,724.22x = 6,568,150,494,270.30
  5. Step 5: Solve for x
    x = 6,568,150,494,270.30/2,919,724.22
  6. Step 6: Final answer
    x = 2,249,579.07

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.