Home / 3,208,066.86-4,812,100.34-1,078,151.04

Finding the Fourth Proportional to 3,208,066.86, 4,812,100.34 and 1,078,151.04

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Solution

The fourth proportional to 3,208,066.86, 4,812,100.34 and 1,078,151.04 is: 1,617,226.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,208,066.86 : 4,812,100.34 = 1,078,151.04 : x
  2. Step 2: Convert to fraction form
    3,208,066.86/4,812,100.34 = 1,078,151.04/x
  3. Step 3: Cross multiply
    3,208,066.86x = 4,812,100.34 × 1,078,151.04
  4. Step 4: Simplify right side
    3,208,066.86x = 5,188,170,980,764.60
  5. Step 5: Solve for x
    x = 5,188,170,980,764.60/3,208,066.86
  6. Step 6: Final answer
    x = 1,617,226.58

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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.