Home / 1,663,166.25-2,295,169.04-938,012.41

Finding the Fourth Proportional to 1,663,166.25, 2,295,169.04 and 938,012.41

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Solution

The fourth proportional to 1,663,166.25, 2,295,169.04 and 938,012.41 is: 1,294,456.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,663,166.25 : 2,295,169.04 = 938,012.41 : x
  2. Step 2: Convert to fraction form
    1,663,166.25/2,295,169.04 = 938,012.41/x
  3. Step 3: Cross multiply
    1,663,166.25x = 2,295,169.04 × 938,012.41
  4. Step 4: Simplify right side
    1,663,166.25x = 2,152,897,039,174.89
  5. Step 5: Solve for x
    x = 2,152,897,039,174.89/1,663,166.25
  6. Step 6: Final answer
    x = 1,294,456.91

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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.