Home / 1,088,043.84-1,501,388.61-680,190.62

Finding the Fourth Proportional to 1,088,043.84, 1,501,388.61 and 680,190.62

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Solution

The fourth proportional to 1,088,043.84, 1,501,388.61 and 680,190.62 is: 938,593.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,088,043.84 : 1,501,388.61 = 680,190.62 : x
  2. Step 2: Convert to fraction form
    1,088,043.84/1,501,388.61 = 680,190.62/x
  3. Step 3: Cross multiply
    1,088,043.84x = 1,501,388.61 × 680,190.62
  4. Step 4: Simplify right side
    1,088,043.84x = 1,021,230,443,265.25
  5. Step 5: Solve for x
    x = 1,021,230,443,265.25/1,088,043.84
  6. Step 6: Final answer
    x = 938,593.10

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.