Home / 1,112,732.93-1,669,081.29-354,564.16

Finding the Fourth Proportional to 1,112,732.93, 1,669,081.29 and 354,564.16

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Solution

The fourth proportional to 1,112,732.93, 1,669,081.29 and 354,564.16 is: 531,840.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,112,732.93 : 1,669,081.29 = 354,564.16 : x
  2. Step 2: Convert to fraction form
    1,112,732.93/1,669,081.29 = 354,564.16/x
  3. Step 3: Cross multiply
    1,112,732.93x = 1,669,081.29 × 354,564.16
  4. Step 4: Simplify right side
    1,112,732.93x = 591,796,405,560.57
  5. Step 5: Solve for x
    x = 591,796,405,560.57/1,112,732.93
  6. Step 6: Final answer
    x = 531,840.47

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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.