Home / 1,109,344.10-1,664,021.09-351,189.36

Finding the Fourth Proportional to 1,109,344.10, 1,664,021.09 and 351,189.36

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Solution

The fourth proportional to 1,109,344.10, 1,664,021.09 and 351,189.36 is: 526,785.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,109,344.10 : 1,664,021.09 = 351,189.36 : x
  2. Step 2: Convert to fraction form
    1,109,344.10/1,664,021.09 = 351,189.36/x
  3. Step 3: Cross multiply
    1,109,344.10x = 1,664,021.09 × 351,189.36
  4. Step 4: Simplify right side
    1,109,344.10x = 584,386,499,867.66
  5. Step 5: Solve for x
    x = 584,386,499,867.66/1,109,344.10
  6. Step 6: Final answer
    x = 526,785.60

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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.