Home / 3,181,808.21-4,772,736.52-907,330.66

Finding the Fourth Proportional to 3,181,808.21, 4,772,736.52 and 907,330.66

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Solution

The fourth proportional to 3,181,808.21, 4,772,736.52 and 907,330.66 is: 1,361,002.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,181,808.21 : 4,772,736.52 = 907,330.66 : x
  2. Step 2: Convert to fraction form
    3,181,808.21/4,772,736.52 = 907,330.66/x
  3. Step 3: Cross multiply
    3,181,808.21x = 4,772,736.52 × 907,330.66
  4. Step 4: Simplify right side
    3,181,808.21x = 4,330,450,158,503.64
  5. Step 5: Solve for x
    x = 4,330,450,158,503.64/3,181,808.21
  6. Step 6: Final answer
    x = 1,361,002.89

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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.