Home / 2,420,665.60-3,630,998.40-1,664,838.40

Finding the Fourth Proportional to 2,420,665.60, 3,630,998.40 and 1,664,838.40

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Solution

The fourth proportional to 2,420,665.60, 3,630,998.40 and 1,664,838.40 is: 2,497,257.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,420,665.60 : 3,630,998.40 = 1,664,838.40 : x
  2. Step 2: Convert to fraction form
    2,420,665.60/3,630,998.40 = 1,664,838.40/x
  3. Step 3: Cross multiply
    2,420,665.60x = 3,630,998.40 × 1,664,838.40
  4. Step 4: Simplify right side
    2,420,665.60x = 6,045,025,566,658.56
  5. Step 5: Solve for x
    x = 6,045,025,566,658.56/2,420,665.60
  6. Step 6: Final answer
    x = 2,497,257.60

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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.