Home / 1,507,628.96-2,081,012.76-965,225.60

Finding the Fourth Proportional to 1,507,628.96, 2,081,012.76 and 965,225.60

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Solution

The fourth proportional to 1,507,628.96, 2,081,012.76 and 965,225.60 is: 1,332,321.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,507,628.96 : 2,081,012.76 = 965,225.60 : x
  2. Step 2: Convert to fraction form
    1,507,628.96/2,081,012.76 = 965,225.60/x
  3. Step 3: Cross multiply
    1,507,628.96x = 2,081,012.76 × 965,225.60
  4. Step 4: Simplify right side
    1,507,628.96x = 2,008,646,789,878.66
  5. Step 5: Solve for x
    x = 2,008,646,789,878.66/1,507,628.96
  6. Step 6: Final answer
    x = 1,332,321.71

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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.