Home / 3,630,648.80-5,437,678.80-2,137,656.80

Finding the Fourth Proportional to 3,630,648.80, 5,437,678.80 and 2,137,656.80

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Solution

The fourth proportional to 3,630,648.80, 5,437,678.80 and 2,137,656.80 is: 3,201,601.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,630,648.80 : 5,437,678.80 = 2,137,656.80 : x
  2. Step 2: Convert to fraction form
    3,630,648.80/5,437,678.80 = 2,137,656.80/x
  3. Step 3: Cross multiply
    3,630,648.80x = 5,437,678.80 × 2,137,656.80
  4. Step 4: Simplify right side
    3,630,648.80x = 11,623,891,063,035.84
  5. Step 5: Solve for x
    x = 11,623,891,063,035.84/3,630,648.80
  6. Step 6: Final answer
    x = 3,201,601.62

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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.