Home / 1,112,732.43-1,669,080.54-354,563.66

Finding the Fourth Proportional to 1,112,732.43, 1,669,080.54 and 354,563.66

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Solution

The fourth proportional to 1,112,732.43, 1,669,080.54 and 354,563.66 is: 531,839.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,112,732.43 : 1,669,080.54 = 354,563.66 : x
  2. Step 2: Convert to fraction form
    1,112,732.43/1,669,080.54 = 354,563.66/x
  3. Step 3: Cross multiply
    1,112,732.43x = 1,669,080.54 × 354,563.66
  4. Step 4: Simplify right side
    1,112,732.43x = 591,795,303,324.36
  5. Step 5: Solve for x
    x = 591,795,303,324.36/1,112,732.43
  6. Step 6: Final answer
    x = 531,839.72

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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.