Home / 3,476,712.20-5,215,068.30-2,279,329.70

Finding the Fourth Proportional to 3,476,712.20, 5,215,068.30 and 2,279,329.70

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Solution

The fourth proportional to 3,476,712.20, 5,215,068.30 and 2,279,329.70 is: 3,418,994.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,476,712.20 : 5,215,068.30 = 2,279,329.70 : x
  2. Step 2: Convert to fraction form
    3,476,712.20/5,215,068.30 = 2,279,329.70/x
  3. Step 3: Cross multiply
    3,476,712.20x = 5,215,068.30 × 2,279,329.70
  4. Step 4: Simplify right side
    3,476,712.20x = 11,886,860,063,718.51
  5. Step 5: Solve for x
    x = 11,886,860,063,718.51/3,476,712.20
  6. Step 6: Final answer
    x = 3,418,994.55

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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.