Home / 1,110,693.41-1,666,101.97-311,912.39

Finding the Fourth Proportional to 1,110,693.41, 1,666,101.97 and 311,912.39

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Solution

The fourth proportional to 1,110,693.41, 1,666,101.97 and 311,912.39 is: 467,885.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110,693.41 : 1,666,101.97 = 311,912.39 : x
  2. Step 2: Convert to fraction form
    1,110,693.41/1,666,101.97 = 311,912.39/x
  3. Step 3: Cross multiply
    1,110,693.41x = 1,666,101.97 × 311,912.39
  4. Step 4: Simplify right side
    1,110,693.41x = 519,677,850,831.88
  5. Step 5: Solve for x
    x = 519,677,850,831.88/1,110,693.41
  6. Step 6: Final answer
    x = 467,885.96

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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.