Home / 3,109,036.23-4,663,554.39-1,214,449.02

Finding the Fourth Proportional to 3,109,036.23, 4,663,554.39 and 1,214,449.02

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Solution

The fourth proportional to 3,109,036.23, 4,663,554.39 and 1,214,449.02 is: 1,821,673.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,109,036.23 : 4,663,554.39 = 1,214,449.02 : x
  2. Step 2: Convert to fraction form
    3,109,036.23/4,663,554.39 = 1,214,449.02/x
  3. Step 3: Cross multiply
    3,109,036.23x = 4,663,554.39 × 1,214,449.02
  4. Step 4: Simplify right side
    3,109,036.23x = 5,663,649,058,652.20
  5. Step 5: Solve for x
    x = 5,663,649,058,652.20/3,109,036.23
  6. Step 6: Final answer
    x = 1,821,673.55

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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.