Home / 1,123,192.08-1,685,083.68-403,606.44

Finding the Fourth Proportional to 1,123,192.08, 1,685,083.68 and 403,606.44

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Solution

The fourth proportional to 1,123,192.08, 1,685,083.68 and 403,606.44 is: 605,515.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,123,192.08 : 1,685,083.68 = 403,606.44 : x
  2. Step 2: Convert to fraction form
    1,123,192.08/1,685,083.68 = 403,606.44/x
  3. Step 3: Cross multiply
    1,123,192.08x = 1,685,083.68 × 403,606.44
  4. Step 4: Simplify right side
    1,123,192.08x = 680,110,625,186.90
  5. Step 5: Solve for x
    x = 680,110,625,186.90/1,123,192.08
  6. Step 6: Final answer
    x = 605,515.87

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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.