Home / 3,013,034.11-4,158,649.11-1,980,637.27

Finding the Fourth Proportional to 3,013,034.11, 4,158,649.11 and 1,980,637.27

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Solution

The fourth proportional to 3,013,034.11, 4,158,649.11 and 1,980,637.27 is: 2,733,714.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,013,034.11 : 4,158,649.11 = 1,980,637.27 : x
  2. Step 2: Convert to fraction form
    3,013,034.11/4,158,649.11 = 1,980,637.27/x
  3. Step 3: Cross multiply
    3,013,034.11x = 4,158,649.11 × 1,980,637.27
  4. Step 4: Simplify right side
    3,013,034.11x = 8,236,775,420,118.33
  5. Step 5: Solve for x
    x = 8,236,775,420,118.33/3,013,034.11
  6. Step 6: Final answer
    x = 2,733,714.63

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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.