Home / 1,280,792.82-1,767,444.80-737,103.26

Finding the Fourth Proportional to 1,280,792.82, 1,767,444.80 and 737,103.26

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Solution

The fourth proportional to 1,280,792.82, 1,767,444.80 and 737,103.26 is: 1,017,174.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,280,792.82 : 1,767,444.80 = 737,103.26 : x
  2. Step 2: Convert to fraction form
    1,280,792.82/1,767,444.80 = 737,103.26/x
  3. Step 3: Cross multiply
    1,280,792.82x = 1,767,444.80 × 737,103.26
  4. Step 4: Simplify right side
    1,280,792.82x = 1,302,789,323,950.05
  5. Step 5: Solve for x
    x = 1,302,789,323,950.05/1,280,792.82
  6. Step 6: Final answer
    x = 1,017,174.13

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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.