Home / 2,878,373.49-3,972,217.32-1,589,295.33

Finding the Fourth Proportional to 2,878,373.49, 3,972,217.32 and 1,589,295.33

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Solution

The fourth proportional to 2,878,373.49, 3,972,217.32 and 1,589,295.33 is: 2,193,261.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,878,373.49 : 3,972,217.32 = 1,589,295.33 : x
  2. Step 2: Convert to fraction form
    2,878,373.49/3,972,217.32 = 1,589,295.33/x
  3. Step 3: Cross multiply
    2,878,373.49x = 3,972,217.32 × 1,589,295.33
  4. Step 4: Simplify right side
    2,878,373.49x = 6,313,026,436,421.12
  5. Step 5: Solve for x
    x = 6,313,026,436,421.12/2,878,373.49
  6. Step 6: Final answer
    x = 2,193,261.74

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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.