Home / 1,507,619.42-2,080,999.68-965,216.10

Finding the Fourth Proportional to 1,507,619.42, 2,080,999.68 and 965,216.10

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Solution

The fourth proportional to 1,507,619.42, 2,080,999.68 and 965,216.10 is: 1,332,308.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,507,619.42 : 2,080,999.68 = 965,216.10 : x
  2. Step 2: Convert to fraction form
    1,507,619.42/2,080,999.68 = 965,216.10/x
  3. Step 3: Cross multiply
    1,507,619.42x = 2,080,999.68 × 965,216.10
  4. Step 4: Simplify right side
    1,507,619.42x = 2,008,614,395,230.85
  5. Step 5: Solve for x
    x = 2,008,614,395,230.85/1,507,619.42
  6. Step 6: Final answer
    x = 1,332,308.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.