Home / 3,077,859.51-4,247,462.81-1,682,423.03

Finding the Fourth Proportional to 3,077,859.51, 4,247,462.81 and 1,682,423.03

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Solution

The fourth proportional to 3,077,859.51, 4,247,462.81 and 1,682,423.03 is: 2,321,752.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,077,859.51 : 4,247,462.81 = 1,682,423.03 : x
  2. Step 2: Convert to fraction form
    3,077,859.51/4,247,462.81 = 1,682,423.03/x
  3. Step 3: Cross multiply
    3,077,859.51x = 4,247,462.81 × 1,682,423.03
  4. Step 4: Simplify right side
    3,077,859.51x = 7,146,029,250,612.51
  5. Step 5: Solve for x
    x = 7,146,029,250,612.51/3,077,859.51
  6. Step 6: Final answer
    x = 2,321,752.90

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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.