Home / 2,919,054.87-4,379,000.19-897,468.53

Finding the Fourth Proportional to 2,919,054.87, 4,379,000.19 and 897,468.53

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Solution

The fourth proportional to 2,919,054.87, 4,379,000.19 and 897,468.53 is: 1,346,331.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,919,054.87 : 4,379,000.19 = 897,468.53 : x
  2. Step 2: Convert to fraction form
    2,919,054.87/4,379,000.19 = 897,468.53/x
  3. Step 3: Cross multiply
    2,919,054.87x = 4,379,000.19 × 897,468.53
  4. Step 4: Simplify right side
    2,919,054.87x = 3,930,014,841,494.02
  5. Step 5: Solve for x
    x = 3,930,014,841,494.02/2,919,054.87
  6. Step 6: Final answer
    x = 1,346,331.27

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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.