Home / 1,092,223.70-1,638,335.55-613,926.80

Finding the Fourth Proportional to 1,092,223.70, 1,638,335.55 and 613,926.80

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Solution

The fourth proportional to 1,092,223.70, 1,638,335.55 and 613,926.80 is: 920,890.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,092,223.70 : 1,638,335.55 = 613,926.80 : x
  2. Step 2: Convert to fraction form
    1,092,223.70/1,638,335.55 = 613,926.80/x
  3. Step 3: Cross multiply
    1,092,223.70x = 1,638,335.55 × 613,926.80
  4. Step 4: Simplify right side
    1,092,223.70x = 1,005,818,101,537.74
  5. Step 5: Solve for x
    x = 1,005,818,101,537.74/1,092,223.70
  6. Step 6: Final answer
    x = 920,890.20

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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.