Home / 1,694,948.78-2,542,423.20-630,258.86

Finding the Fourth Proportional to 1,694,948.78, 2,542,423.20 and 630,258.86

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Solution

The fourth proportional to 1,694,948.78, 2,542,423.20 and 630,258.86 is: 945,388.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,694,948.78 : 2,542,423.20 = 630,258.86 : x
  2. Step 2: Convert to fraction form
    1,694,948.78/2,542,423.20 = 630,258.86/x
  3. Step 3: Cross multiply
    1,694,948.78x = 2,542,423.20 × 630,258.86
  4. Step 4: Simplify right side
    1,694,948.78x = 1,602,384,747,669.55
  5. Step 5: Solve for x
    x = 1,602,384,747,669.55/1,694,948.78
  6. Step 6: Final answer
    x = 945,388.30

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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.