Home / 2,293,420.40-3,164,645.12-1,260,757.92

Finding the Fourth Proportional to 2,293,420.40, 3,164,645.12 and 1,260,757.92

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Solution

The fourth proportional to 2,293,420.40, 3,164,645.12 and 1,260,757.92 is: 1,739,694.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,293,420.40 : 3,164,645.12 = 1,260,757.92 : x
  2. Step 2: Convert to fraction form
    2,293,420.40/3,164,645.12 = 1,260,757.92/x
  3. Step 3: Cross multiply
    2,293,420.40x = 3,164,645.12 × 1,260,757.92
  4. Step 4: Simplify right side
    2,293,420.40x = 3,989,851,399,029.35
  5. Step 5: Solve for x
    x = 3,989,851,399,029.35/2,293,420.40
  6. Step 6: Final answer
    x = 1,739,694.74

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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.