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Finding the Fourth Proportional to 1,822,494.24, 2,515,050.24 and 995,579.20

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Solution

The fourth proportional to 1,822,494.24, 2,515,050.24 and 995,579.20 is: 1,373,903.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,822,494.24 : 2,515,050.24 = 995,579.20 : x
  2. Step 2: Convert to fraction form
    1,822,494.24/2,515,050.24 = 995,579.20/x
  3. Step 3: Cross multiply
    1,822,494.24x = 2,515,050.24 × 995,579.20
  4. Step 4: Simplify right side
    1,822,494.24x = 2,503,931,705,899.01
  5. Step 5: Solve for x
    x = 2,503,931,705,899.01/1,822,494.24
  6. Step 6: Final answer
    x = 1,373,903.77

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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.