Home / 1,493,210.80-2,239,933.56-735,459.76

Finding the Fourth Proportional to 1,493,210.80, 2,239,933.56 and 735,459.76

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Solution

The fourth proportional to 1,493,210.80, 2,239,933.56 and 735,459.76 is: 1,103,247.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,493,210.80 : 2,239,933.56 = 735,459.76 : x
  2. Step 2: Convert to fraction form
    1,493,210.80/2,239,933.56 = 735,459.76/x
  3. Step 3: Cross multiply
    1,493,210.80x = 2,239,933.56 × 735,459.76
  4. Step 4: Simplify right side
    1,493,210.80x = 1,647,380,998,453.55
  5. Step 5: Solve for x
    x = 1,647,380,998,453.55/1,493,210.80
  6. Step 6: Final answer
    x = 1,103,247.44

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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.