Home / 3,109,552.45-4,290,993.86-1,714,053.05

Finding the Fourth Proportional to 3,109,552.45, 4,290,993.86 and 1,714,053.05

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Solution

The fourth proportional to 3,109,552.45, 4,290,993.86 and 1,714,053.05 is: 2,365,289.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,109,552.45 : 4,290,993.86 = 1,714,053.05 : x
  2. Step 2: Convert to fraction form
    3,109,552.45/4,290,993.86 = 1,714,053.05/x
  3. Step 3: Cross multiply
    3,109,552.45x = 4,290,993.86 × 1,714,053.05
  4. Step 4: Simplify right side
    3,109,552.45x = 7,354,991,083,239.04
  5. Step 5: Solve for x
    x = 7,354,991,083,239.04/3,109,552.45
  6. Step 6: Final answer
    x = 2,365,289.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.