Home / 1,769,307.77-2,653,957.19-489,910.97

Finding the Fourth Proportional to 1,769,307.77, 2,653,957.19 and 489,910.97

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Solution

The fourth proportional to 1,769,307.77, 2,653,957.19 and 489,910.97 is: 734,865.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,769,307.77 : 2,653,957.19 = 489,910.97 : x
  2. Step 2: Convert to fraction form
    1,769,307.77/2,653,957.19 = 489,910.97/x
  3. Step 3: Cross multiply
    1,769,307.77x = 2,653,957.19 × 489,910.97
  4. Step 4: Simplify right side
    1,769,307.77x = 1,300,202,749,151.04
  5. Step 5: Solve for x
    x = 1,300,202,749,151.04/1,769,307.77
  6. Step 6: Final answer
    x = 734,865.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.