Home / 1,299,497.40-1,946,913.30-1,150,198.20

Finding the Fourth Proportional to 1,299,497.40, 1,946,913.30 and 1,150,198.20

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Solution

The fourth proportional to 1,299,497.40, 1,946,913.30 and 1,150,198.20 is: 1,723,232.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,299,497.40 : 1,946,913.30 = 1,150,198.20 : x
  2. Step 2: Convert to fraction form
    1,299,497.40/1,946,913.30 = 1,150,198.20/x
  3. Step 3: Cross multiply
    1,299,497.40x = 1,946,913.30 × 1,150,198.20
  4. Step 4: Simplify right side
    1,299,497.40x = 2,239,336,173,216.06
  5. Step 5: Solve for x
    x = 2,239,336,173,216.06/1,299,497.40
  6. Step 6: Final answer
    x = 1,723,232.52

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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.