Home / 1,092,142.41-1,638,951.74-382,176.60

Finding the Fourth Proportional to 1,092,142.41, 1,638,951.74 and 382,176.60

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Solution

The fourth proportional to 1,092,142.41, 1,638,951.74 and 382,176.60 is: 573,523.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,092,142.41 : 1,638,951.74 = 382,176.60 : x
  2. Step 2: Convert to fraction form
    1,092,142.41/1,638,951.74 = 382,176.60/x
  3. Step 3: Cross multiply
    1,092,142.41x = 1,638,951.74 × 382,176.60
  4. Step 4: Simplify right side
    1,092,142.41x = 626,369,003,557.28
  5. Step 5: Solve for x
    x = 626,369,003,557.28/1,092,142.41
  6. Step 6: Final answer
    x = 573,523.19

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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.