Home / 1,022,718.38-1,534,299.01-391,632.19

Finding the Fourth Proportional to 1,022,718.38, 1,534,299.01 and 391,632.19

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Solution

The fourth proportional to 1,022,718.38, 1,534,299.01 and 391,632.19 is: 587,533.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,022,718.38 : 1,534,299.01 = 391,632.19 : x
  2. Step 2: Convert to fraction form
    1,022,718.38/1,534,299.01 = 391,632.19/x
  3. Step 3: Cross multiply
    1,022,718.38x = 1,534,299.01 × 391,632.19
  4. Step 4: Simplify right side
    1,022,718.38x = 600,880,876,586.30
  5. Step 5: Solve for x
    x = 600,880,876,586.30/1,022,718.38
  6. Step 6: Final answer
    x = 587,533.08

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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.