Home / 2,086,772.26-3,130,455.52-647,580.04

Finding the Fourth Proportional to 2,086,772.26, 3,130,455.52 and 647,580.04

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Solution

The fourth proportional to 2,086,772.26, 3,130,455.52 and 647,580.04 is: 971,462.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,086,772.26 : 3,130,455.52 = 647,580.04 : x
  2. Step 2: Convert to fraction form
    2,086,772.26/3,130,455.52 = 647,580.04/x
  3. Step 3: Cross multiply
    2,086,772.26x = 3,130,455.52 × 647,580.04
  4. Step 4: Simplify right side
    2,086,772.26x = 2,027,220,510,859.82
  5. Step 5: Solve for x
    x = 2,027,220,510,859.82/2,086,772.26
  6. Step 6: Final answer
    x = 971,462.27

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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.