Home / 1,298,964.24-1,792,539.63-726,057.72

Finding the Fourth Proportional to 1,298,964.24, 1,792,539.63 and 726,057.72

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Solution

The fourth proportional to 1,298,964.24, 1,792,539.63 and 726,057.72 is: 1,001,942.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,298,964.24 : 1,792,539.63 = 726,057.72 : x
  2. Step 2: Convert to fraction form
    1,298,964.24/1,792,539.63 = 726,057.72/x
  3. Step 3: Cross multiply
    1,298,964.24x = 1,792,539.63 × 726,057.72
  4. Step 4: Simplify right side
    1,298,964.24x = 1,301,487,236,767.44
  5. Step 5: Solve for x
    x = 1,301,487,236,767.44/1,298,964.24
  6. Step 6: Final answer
    x = 1,001,942.31

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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.