Home / 3,630,013.20-5,445,019.80-1,609,225.20

Finding the Fourth Proportional to 3,630,013.20, 5,445,019.80 and 1,609,225.20

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Solution

The fourth proportional to 3,630,013.20, 5,445,019.80 and 1,609,225.20 is: 2,413,837.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,630,013.20 : 5,445,019.80 = 1,609,225.20 : x
  2. Step 2: Convert to fraction form
    3,630,013.20/5,445,019.80 = 1,609,225.20/x
  3. Step 3: Cross multiply
    3,630,013.20x = 5,445,019.80 × 1,609,225.20
  4. Step 4: Simplify right side
    3,630,013.20x = 8,762,263,076,658.96
  5. Step 5: Solve for x
    x = 8,762,263,076,658.96/3,630,013.20
  6. Step 6: Final answer
    x = 2,413,837.80

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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.