Home / 814,757.70-1,222,136.55-604,805.70

Finding the Fourth Proportional to 814,757.70, 1,222,136.55 and 604,805.70

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Solution

The fourth proportional to 814,757.70, 1,222,136.55 and 604,805.70 is: 907,208.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,757.70 : 1,222,136.55 = 604,805.70 : x
  2. Step 2: Convert to fraction form
    814,757.70/1,222,136.55 = 604,805.70/x
  3. Step 3: Cross multiply
    814,757.70x = 1,222,136.55 × 604,805.70
  4. Step 4: Simplify right side
    814,757.70x = 739,155,151,618.34
  5. Step 5: Solve for x
    x = 739,155,151,618.34/814,757.70
  6. Step 6: Final answer
    x = 907,208.55

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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.