Home / 3,114,961.74-4,672,714.77-871,106.22

Finding the Fourth Proportional to 3,114,961.74, 4,672,714.77 and 871,106.22

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Solution

The fourth proportional to 3,114,961.74, 4,672,714.77 and 871,106.22 is: 1,306,735.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,114,961.74 : 4,672,714.77 = 871,106.22 : x
  2. Step 2: Convert to fraction form
    3,114,961.74/4,672,714.77 = 871,106.22/x
  3. Step 3: Cross multiply
    3,114,961.74x = 4,672,714.77 × 871,106.22
  4. Step 4: Simplify right side
    3,114,961.74x = 4,070,430,900,432.87
  5. Step 5: Solve for x
    x = 4,070,430,900,432.87/3,114,961.74
  6. Step 6: Final answer
    x = 1,306,735.44

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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.