Home / 3,630,510.60-5,446,164.72-1,200,778.71

Finding the Fourth Proportional to 3,630,510.60, 5,446,164.72 and 1,200,778.71

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Solution

The fourth proportional to 3,630,510.60, 5,446,164.72 and 1,200,778.71 is: 1,801,299.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,630,510.60 : 5,446,164.72 = 1,200,778.71 : x
  2. Step 2: Convert to fraction form
    3,630,510.60/5,446,164.72 = 1,200,778.71/x
  3. Step 3: Cross multiply
    3,630,510.60x = 5,446,164.72 × 1,200,778.71
  4. Step 4: Simplify right side
    3,630,510.60x = 6,539,638,646,929.11
  5. Step 5: Solve for x
    x = 6,539,638,646,929.11/3,630,510.60
  6. Step 6: Final answer
    x = 1,801,299.97

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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.