Home / 1,232,081.81-1,848,187.98-379,738.88

Finding the Fourth Proportional to 1,232,081.81, 1,848,187.98 and 379,738.88

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Solution

The fourth proportional to 1,232,081.81, 1,848,187.98 and 379,738.88 is: 569,628.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,232,081.81 : 1,848,187.98 = 379,738.88 : x
  2. Step 2: Convert to fraction form
    1,232,081.81/1,848,187.98 = 379,738.88/x
  3. Step 3: Cross multiply
    1,232,081.81x = 1,848,187.98 × 379,738.88
  4. Step 4: Simplify right side
    1,232,081.81x = 701,828,831,655.97
  5. Step 5: Solve for x
    x = 701,828,831,655.97/1,232,081.81
  6. Step 6: Final answer
    x = 569,628.44

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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.