Home / 1,092,006.80-1,638,010.20-559,350.80

Finding the Fourth Proportional to 1,092,006.80, 1,638,010.20 and 559,350.80

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Solution

The fourth proportional to 1,092,006.80, 1,638,010.20 and 559,350.80 is: 839,026.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,092,006.80 : 1,638,010.20 = 559,350.80 : x
  2. Step 2: Convert to fraction form
    1,092,006.80/1,638,010.20 = 559,350.80/x
  3. Step 3: Cross multiply
    1,092,006.80x = 1,638,010.20 × 559,350.80
  4. Step 4: Simplify right side
    1,092,006.80x = 916,222,315,778.16
  5. Step 5: Solve for x
    x = 916,222,315,778.16/1,092,006.80
  6. Step 6: Final answer
    x = 839,026.20

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Double scale
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Similar ratio
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1.5x scale

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.