Home / 2,919,055.87-4,379,001.69-897,469.53

Finding the Fourth Proportional to 2,919,055.87, 4,379,001.69 and 897,469.53

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Solution

The fourth proportional to 2,919,055.87, 4,379,001.69 and 897,469.53 is: 1,346,332.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,919,055.87 : 4,379,001.69 = 897,469.53 : x
  2. Step 2: Convert to fraction form
    2,919,055.87/4,379,001.69 = 897,469.53/x
  3. Step 3: Cross multiply
    2,919,055.87x = 4,379,001.69 × 897,469.53
  4. Step 4: Simplify right side
    2,919,055.87x = 3,930,020,588,593.51
  5. Step 5: Solve for x
    x = 3,930,020,588,593.51/2,919,055.87
  6. Step 6: Final answer
    x = 1,346,332.77

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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.