Home / 2,343,355.10-3,511,593.72-1,320,676.30

Finding the Fourth Proportional to 2,343,355.10, 3,511,593.72 and 1,320,676.30

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Solution

The fourth proportional to 2,343,355.10, 3,511,593.72 and 1,320,676.30 is: 1,979,076.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,343,355.10 : 3,511,593.72 = 1,320,676.30 : x
  2. Step 2: Convert to fraction form
    2,343,355.10/3,511,593.72 = 1,320,676.30/x
  3. Step 3: Cross multiply
    2,343,355.10x = 3,511,593.72 × 1,320,676.30
  4. Step 4: Simplify right side
    2,343,355.10x = 4,637,678,584,325.19
  5. Step 5: Solve for x
    x = 4,637,678,584,325.19/2,343,355.10
  6. Step 6: Final answer
    x = 1,979,076.32

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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.