Home / 3,115,959.57-4,682,159.10-1,677,706.36

Finding the Fourth Proportional to 3,115,959.57, 4,682,159.10 and 1,677,706.36

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Solution

The fourth proportional to 3,115,959.57, 4,682,159.10 and 1,677,706.36 is: 2,520,985.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,115,959.57 : 4,682,159.10 = 1,677,706.36 : x
  2. Step 2: Convert to fraction form
    3,115,959.57/4,682,159.10 = 1,677,706.36/x
  3. Step 3: Cross multiply
    3,115,959.57x = 4,682,159.10 × 1,677,706.36
  4. Step 4: Simplify right side
    3,115,959.57x = 7,855,288,088,896.48
  5. Step 5: Solve for x
    x = 7,855,288,088,896.48/3,115,959.57
  6. Step 6: Final answer
    x = 2,520,985.24

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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.