Home / 1,728,012.96-2,384,659.38-964,066.74

Finding the Fourth Proportional to 1,728,012.96, 2,384,659.38 and 964,066.74

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Solution

The fourth proportional to 1,728,012.96, 2,384,659.38 and 964,066.74 is: 1,330,412.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,728,012.96 : 2,384,659.38 = 964,066.74 : x
  2. Step 2: Convert to fraction form
    1,728,012.96/2,384,659.38 = 964,066.74/x
  3. Step 3: Cross multiply
    1,728,012.96x = 2,384,659.38 × 964,066.74
  4. Step 4: Simplify right side
    1,728,012.96x = 2,298,970,794,487.02
  5. Step 5: Solve for x
    x = 2,298,970,794,487.02/1,728,012.96
  6. Step 6: Final answer
    x = 1,330,412.94

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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.