Home / 2,629,564.40-3,944,858.04-1,010,215.28

Finding the Fourth Proportional to 2,629,564.40, 3,944,858.04 and 1,010,215.28

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Solution

The fourth proportional to 2,629,564.40, 3,944,858.04 and 1,010,215.28 is: 1,515,519.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,629,564.40 : 3,944,858.04 = 1,010,215.28 : x
  2. Step 2: Convert to fraction form
    2,629,564.40/3,944,858.04 = 1,010,215.28/x
  3. Step 3: Cross multiply
    2,629,564.40x = 3,944,858.04 × 1,010,215.28
  4. Step 4: Simplify right side
    2,629,564.40x = 3,985,155,869,438.85
  5. Step 5: Solve for x
    x = 3,985,155,869,438.85/2,629,564.40
  6. Step 6: Final answer
    x = 1,515,519.40

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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.