Home / 2,067,764.90-3,101,648.58-647,931.70

Finding the Fourth Proportional to 2,067,764.90, 3,101,648.58 and 647,931.70

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Solution

The fourth proportional to 2,067,764.90, 3,101,648.58 and 647,931.70 is: 971,897.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,067,764.90 : 3,101,648.58 = 647,931.70 : x
  2. Step 2: Convert to fraction form
    2,067,764.90/3,101,648.58 = 647,931.70/x
  3. Step 3: Cross multiply
    2,067,764.90x = 3,101,648.58 × 647,931.70
  4. Step 4: Simplify right side
    2,067,764.90x = 2,009,656,437,241.99
  5. Step 5: Solve for x
    x = 2,009,656,437,241.99/2,067,764.90
  6. Step 6: Final answer
    x = 971,897.94

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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.