Home / 2,919,053.95-4,378,998.80-897,467.60

Finding the Fourth Proportional to 2,919,053.95, 4,378,998.80 and 897,467.60

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Solution

The fourth proportional to 2,919,053.95, 4,378,998.80 and 897,467.60 is: 1,346,329.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,919,053.95 : 4,378,998.80 = 897,467.60 : x
  2. Step 2: Convert to fraction form
    2,919,053.95/4,378,998.80 = 897,467.60/x
  3. Step 3: Cross multiply
    2,919,053.95x = 4,378,998.80 × 897,467.60
  4. Step 4: Simplify right side
    2,919,053.95x = 3,930,009,556,630.05
  5. Step 5: Solve for x
    x = 3,930,009,556,630.05/2,919,053.95
  6. Step 6: Final answer
    x = 1,346,329.88

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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.