Home / 3,762,479.79-5,643,836.73-1,790,236.35

Finding the Fourth Proportional to 3,762,479.79, 5,643,836.73 and 1,790,236.35

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Solution

The fourth proportional to 3,762,479.79, 5,643,836.73 and 1,790,236.35 is: 2,685,410.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,762,479.79 : 5,643,836.73 = 1,790,236.35 : x
  2. Step 2: Convert to fraction form
    3,762,479.79/5,643,836.73 = 1,790,236.35/x
  3. Step 3: Cross multiply
    3,762,479.79x = 5,643,836.73 × 1,790,236.35
  4. Step 4: Simplify right side
    3,762,479.79x = 10,103,801,667,511.14
  5. Step 5: Solve for x
    x = 10,103,801,667,511.14/3,762,479.79
  6. Step 6: Final answer
    x = 2,685,410.22

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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.