Home / 1,298,661.18-1,792,149.56-725,701.41

Finding the Fourth Proportional to 1,298,661.18, 1,792,149.56 and 725,701.41

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Solution

The fourth proportional to 1,298,661.18, 1,792,149.56 and 725,701.41 is: 1,001,466.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,298,661.18 : 1,792,149.56 = 725,701.41 : x
  2. Step 2: Convert to fraction form
    1,298,661.18/1,792,149.56 = 725,701.41/x
  3. Step 3: Cross multiply
    1,298,661.18x = 1,792,149.56 × 725,701.41
  4. Step 4: Simplify right side
    1,298,661.18x = 1,300,565,450,033.62
  5. Step 5: Solve for x
    x = 1,300,565,450,033.62/1,298,661.18
  6. Step 6: Final answer
    x = 1,001,466.33

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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.