Home / 3,607,895.52-5,411,653.20-1,211,789.16

Finding the Fourth Proportional to 3,607,895.52, 5,411,653.20 and 1,211,789.16

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Solution

The fourth proportional to 3,607,895.52, 5,411,653.20 and 1,211,789.16 is: 1,817,619.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,607,895.52 : 5,411,653.20 = 1,211,789.16 : x
  2. Step 2: Convert to fraction form
    3,607,895.52/5,411,653.20 = 1,211,789.16/x
  3. Step 3: Cross multiply
    3,607,895.52x = 5,411,653.20 × 1,211,789.16
  4. Step 4: Simplify right side
    3,607,895.52x = 6,557,782,685,439.31
  5. Step 5: Solve for x
    x = 6,557,782,685,439.31/3,607,895.52
  6. Step 6: Final answer
    x = 1,817,619.90

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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.