Home / 3,081,638.18-4,623,780.64-1,189,708.22

Finding the Fourth Proportional to 3,081,638.18, 4,623,780.64 and 1,189,708.22

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Solution

The fourth proportional to 3,081,638.18, 4,623,780.64 and 1,189,708.22 is: 1,785,073.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,081,638.18 : 4,623,780.64 = 1,189,708.22 : x
  2. Step 2: Convert to fraction form
    3,081,638.18/4,623,780.64 = 1,189,708.22/x
  3. Step 3: Cross multiply
    3,081,638.18x = 4,623,780.64 × 1,189,708.22
  4. Step 4: Simplify right side
    3,081,638.18x = 5,500,949,834,884.86
  5. Step 5: Solve for x
    x = 5,500,949,834,884.86/3,081,638.18
  6. Step 6: Final answer
    x = 1,785,073.23

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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.