Home / 3,112,408.56-4,296,195.36-1,823,666.16

Finding the Fourth Proportional to 3,112,408.56, 4,296,195.36 and 1,823,666.16

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Solution

The fourth proportional to 3,112,408.56, 4,296,195.36 and 1,823,666.16 is: 2,517,287.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,112,408.56 : 4,296,195.36 = 1,823,666.16 : x
  2. Step 2: Convert to fraction form
    3,112,408.56/4,296,195.36 = 1,823,666.16/x
  3. Step 3: Cross multiply
    3,112,408.56x = 4,296,195.36 × 1,823,666.16
  4. Step 4: Simplify right side
    3,112,408.56x = 7,834,826,094,781.02
  5. Step 5: Solve for x
    x = 7,834,826,094,781.02/3,112,408.56
  6. Step 6: Final answer
    x = 2,517,287.16

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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.