Home / 1,298,629.96-1,792,074.96-725,674.84

Finding the Fourth Proportional to 1,298,629.96, 1,792,074.96 and 725,674.84

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Solution

The fourth proportional to 1,298,629.96, 1,792,074.96 and 725,674.84 is: 1,001,412.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,298,629.96 : 1,792,074.96 = 725,674.84 : x
  2. Step 2: Convert to fraction form
    1,298,629.96/1,792,074.96 = 725,674.84/x
  3. Step 3: Cross multiply
    1,298,629.96x = 1,792,074.96 × 725,674.84
  4. Step 4: Simplify right side
    1,298,629.96x = 1,300,463,709,866.01
  5. Step 5: Solve for x
    x = 1,300,463,709,866.01/1,298,629.96
  6. Step 6: Final answer
    x = 1,001,412.06

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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.