Home / 1,298,613.96-1,792,052.91-725,658.84

Finding the Fourth Proportional to 1,298,613.96, 1,792,052.91 and 725,658.84

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Solution

The fourth proportional to 1,298,613.96, 1,792,052.91 and 725,658.84 is: 1,001,390.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,298,613.96 : 1,792,052.91 = 725,658.84 : x
  2. Step 2: Convert to fraction form
    1,298,613.96/1,792,052.91 = 725,658.84/x
  3. Step 3: Cross multiply
    1,298,613.96x = 1,792,052.91 × 725,658.84
  4. Step 4: Simplify right side
    1,298,613.96x = 1,300,419,035,889.22
  5. Step 5: Solve for x
    x = 1,300,419,035,889.22/1,298,613.96
  6. Step 6: Final answer
    x = 1,001,390.00

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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.