Home / 1,785,161.91-2,677,737.03-647,922.60

Finding the Fourth Proportional to 1,785,161.91, 2,677,737.03 and 647,922.60

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Solution

The fourth proportional to 1,785,161.91, 2,677,737.03 and 647,922.60 is: 971,881.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,785,161.91 : 2,677,737.03 = 647,922.60 : x
  2. Step 2: Convert to fraction form
    1,785,161.91/2,677,737.03 = 647,922.60/x
  3. Step 3: Cross multiply
    1,785,161.91x = 2,677,737.03 × 647,922.60
  4. Step 4: Simplify right side
    1,785,161.91x = 1,734,966,328,552.36
  5. Step 5: Solve for x
    x = 1,734,966,328,552.36/1,785,161.91
  6. Step 6: Final answer
    x = 971,881.78

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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.