Home / 3,467,095.31-4,784,732.54-1,918,331.80

Finding the Fourth Proportional to 3,467,095.31, 4,784,732.54 and 1,918,331.80

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Solution

The fourth proportional to 3,467,095.31, 4,784,732.54 and 1,918,331.80 is: 2,647,375.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,467,095.31 : 4,784,732.54 = 1,918,331.80 : x
  2. Step 2: Convert to fraction form
    3,467,095.31/4,784,732.54 = 1,918,331.80/x
  3. Step 3: Cross multiply
    3,467,095.31x = 4,784,732.54 × 1,918,331.80
  4. Step 4: Simplify right side
    3,467,095.31x = 9,178,704,578,810.77
  5. Step 5: Solve for x
    x = 9,178,704,578,810.77/3,467,095.31
  6. Step 6: Final answer
    x = 2,647,375.90

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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.