Home / 1,363,403.70-2,045,105.55-403,893.90

Finding the Fourth Proportional to 1,363,403.70, 2,045,105.55 and 403,893.90

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Solution

The fourth proportional to 1,363,403.70, 2,045,105.55 and 403,893.90 is: 605,840.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,363,403.70 : 2,045,105.55 = 403,893.90 : x
  2. Step 2: Convert to fraction form
    1,363,403.70/2,045,105.55 = 403,893.90/x
  3. Step 3: Cross multiply
    1,363,403.70x = 2,045,105.55 × 403,893.90
  4. Step 4: Simplify right side
    1,363,403.70x = 826,005,656,501.15
  5. Step 5: Solve for x
    x = 826,005,656,501.15/1,363,403.70
  6. Step 6: Final answer
    x = 605,840.85

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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.