Home / 1,022,229.90-1,534,056.33-423,194.16

Finding the Fourth Proportional to 1,022,229.90, 1,534,056.33 and 423,194.16

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Solution

The fourth proportional to 1,022,229.90, 1,534,056.33 and 423,194.16 is: 635,085.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,022,229.90 : 1,534,056.33 = 423,194.16 : x
  2. Step 2: Convert to fraction form
    1,022,229.90/1,534,056.33 = 423,194.16/x
  3. Step 3: Cross multiply
    1,022,229.90x = 1,534,056.33 × 423,194.16
  4. Step 4: Simplify right side
    1,022,229.90x = 649,203,679,967.03
  5. Step 5: Solve for x
    x = 649,203,679,967.03/1,022,229.90
  6. Step 6: Final answer
    x = 635,085.79

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Double scale
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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.