Home / 3,640,891.10-5,462,225.84-1,212,039.66

Finding the Fourth Proportional to 3,640,891.10, 5,462,225.84 and 1,212,039.66

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Solution

The fourth proportional to 3,640,891.10, 5,462,225.84 and 1,212,039.66 is: 1,818,355.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,640,891.10 : 5,462,225.84 = 1,212,039.66 : x
  2. Step 2: Convert to fraction form
    3,640,891.10/5,462,225.84 = 1,212,039.66/x
  3. Step 3: Cross multiply
    3,640,891.10x = 5,462,225.84 × 1,212,039.66
  4. Step 4: Simplify right side
    3,640,891.10x = 6,620,434,335,927.52
  5. Step 5: Solve for x
    x = 6,620,434,335,927.52/3,640,891.10
  6. Step 6: Final answer
    x = 1,818,355.49

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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.