Home / 1,086,103.80-1,498,751.20-602,638.28

Finding the Fourth Proportional to 1,086,103.80, 1,498,751.20 and 602,638.28

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Solution

The fourth proportional to 1,086,103.80, 1,498,751.20 and 602,638.28 is: 831,600.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,086,103.80 : 1,498,751.20 = 602,638.28 : x
  2. Step 2: Convert to fraction form
    1,086,103.80/1,498,751.20 = 602,638.28/x
  3. Step 3: Cross multiply
    1,086,103.80x = 1,498,751.20 × 602,638.28
  4. Step 4: Simplify right side
    1,086,103.80x = 903,204,845,315.94
  5. Step 5: Solve for x
    x = 903,204,845,315.94/1,086,103.80
  6. Step 6: Final answer
    x = 831,600.85

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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.