Home / 1,665,102.72-2,297,841.60-901,156.44

Finding the Fourth Proportional to 1,665,102.72, 2,297,841.60 and 901,156.44

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Solution

The fourth proportional to 1,665,102.72, 2,297,841.60 and 901,156.44 is: 1,243,595.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,665,102.72 : 2,297,841.60 = 901,156.44 : x
  2. Step 2: Convert to fraction form
    1,665,102.72/2,297,841.60 = 901,156.44/x
  3. Step 3: Cross multiply
    1,665,102.72x = 2,297,841.60 × 901,156.44
  4. Step 4: Simplify right side
    1,665,102.72x = 2,070,714,755,939.90
  5. Step 5: Solve for x
    x = 2,070,714,755,939.90/1,665,102.72
  6. Step 6: Final answer
    x = 1,243,595.80

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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.