Home / 3,919,528-5,879,662.98-1,523,557.72

Finding the Fourth Proportional to 3,919,528, 5,879,662.98 and 1,523,557.72

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Solution

The fourth proportional to 3,919,528, 5,879,662.98 and 1,523,557.72 is: 2,285,480.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,919,528 : 5,879,662.98 = 1,523,557.72 : x
  2. Step 2: Convert to fraction form
    3,919,528/5,879,662.98 = 1,523,557.72/x
  3. Step 3: Cross multiply
    3,919,528x = 5,879,662.98 × 1,523,557.72
  4. Step 4: Simplify right side
    3,919,528x = 8,958,005,924,177.21
  5. Step 5: Solve for x
    x = 8,958,005,924,177.21/3,919,528
  6. Step 6: Final answer
    x = 2,285,480.78

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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.