Home / 1,728,000.96-2,384,642.82-964,054.68

Finding the Fourth Proportional to 1,728,000.96, 2,384,642.82 and 964,054.68

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Solution

The fourth proportional to 1,728,000.96, 2,384,642.82 and 964,054.68 is: 1,330,396.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,728,000.96 : 2,384,642.82 = 964,054.68 : x
  2. Step 2: Convert to fraction form
    1,728,000.96/2,384,642.82 = 964,054.68/x
  3. Step 3: Cross multiply
    1,728,000.96x = 2,384,642.82 × 964,054.68
  4. Step 4: Simplify right side
    1,728,000.96x = 2,298,926,070,749.40
  5. Step 5: Solve for x
    x = 2,298,926,070,749.40/1,728,000.96
  6. Step 6: Final answer
    x = 1,330,396.29

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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.