Home / 2,810,018.68-4,217,671.35-2,656,440.51

Finding the Fourth Proportional to 2,810,018.68, 4,217,671.35 and 2,656,440.51

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Solution

The fourth proportional to 2,810,018.68, 4,217,671.35 and 2,656,440.51 is: 3,987,159.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,810,018.68 : 4,217,671.35 = 2,656,440.51 : x
  2. Step 2: Convert to fraction form
    2,810,018.68/4,217,671.35 = 2,656,440.51/x
  3. Step 3: Cross multiply
    2,810,018.68x = 4,217,671.35 × 2,656,440.51
  4. Step 4: Simplify right side
    2,810,018.68x = 11,203,993,016,190.12
  5. Step 5: Solve for x
    x = 11,203,993,016,190.12/2,810,018.68
  6. Step 6: Final answer
    x = 3,987,159.62

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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.