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Finding the Fourth Proportional to 4,714,582.74, 7,075,394.37 and 3,194,660.94

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Solution

The fourth proportional to 4,714,582.74, 7,075,394.37 and 3,194,660.94 is: 4,794,376.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,714,582.74 : 7,075,394.37 = 3,194,660.94 : x
  2. Step 2: Convert to fraction form
    4,714,582.74/7,075,394.37 = 3,194,660.94/x
  3. Step 3: Cross multiply
    4,714,582.74x = 7,075,394.37 × 3,194,660.94
  4. Step 4: Simplify right side
    4,714,582.74x = 22,603,486,028,934.91
  5. Step 5: Solve for x
    x = 22,603,486,028,934.91/4,714,582.74
  6. Step 6: Final answer
    x = 4,794,376.78

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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.