Home / 4,955,138.40-7,423,376.40-2,550,799.20

Finding the Fourth Proportional to 4,955,138.40, 7,423,376.40 and 2,550,799.20

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Solution

The fourth proportional to 4,955,138.40, 7,423,376.40 and 2,550,799.20 is: 3,821,395.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,955,138.40 : 7,423,376.40 = 2,550,799.20 : x
  2. Step 2: Convert to fraction form
    4,955,138.40/7,423,376.40 = 2,550,799.20/x
  3. Step 3: Cross multiply
    4,955,138.40x = 7,423,376.40 × 2,550,799.20
  4. Step 4: Simplify right side
    4,955,138.40x = 18,935,542,582,418.88
  5. Step 5: Solve for x
    x = 18,935,542,582,418.88/4,955,138.40
  6. Step 6: Final answer
    x = 3,821,395.30

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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.