Home / 2,655,444.98-3,983,161.39-1,138,144.07

Finding the Fourth Proportional to 2,655,444.98, 3,983,161.39 and 1,138,144.07

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Solution

The fourth proportional to 2,655,444.98, 3,983,161.39 and 1,138,144.07 is: 1,707,213.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,655,444.98 : 3,983,161.39 = 1,138,144.07 : x
  2. Step 2: Convert to fraction form
    2,655,444.98/3,983,161.39 = 1,138,144.07/x
  3. Step 3: Cross multiply
    2,655,444.98x = 3,983,161.39 × 1,138,144.07
  4. Step 4: Simplify right side
    2,655,444.98x = 4,533,411,493,120.29
  5. Step 5: Solve for x
    x = 4,533,411,493,120.29/2,655,444.98
  6. Step 6: Final answer
    x = 1,707,213.49

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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.