Home / 1,367,220.76-2,049,483.30-480,134.68

Finding the Fourth Proportional to 1,367,220.76, 2,049,483.30 and 480,134.68

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Solution

The fourth proportional to 1,367,220.76, 2,049,483.30 and 480,134.68 is: 719,728.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,367,220.76 : 2,049,483.30 = 480,134.68 : x
  2. Step 2: Convert to fraction form
    1,367,220.76/2,049,483.30 = 480,134.68/x
  3. Step 3: Cross multiply
    1,367,220.76x = 2,049,483.30 × 480,134.68
  4. Step 4: Simplify right side
    1,367,220.76x = 984,028,008,410.84
  5. Step 5: Solve for x
    x = 984,028,008,410.84/1,367,220.76
  6. Step 6: Final answer
    x = 719,728.69

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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.