Home / 1,448,069.82-2,172,208.65-383,099.28

Finding the Fourth Proportional to 1,448,069.82, 2,172,208.65 and 383,099.28

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Solution

The fourth proportional to 1,448,069.82, 2,172,208.65 and 383,099.28 is: 574,676.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,448,069.82 : 2,172,208.65 = 383,099.28 : x
  2. Step 2: Convert to fraction form
    1,448,069.82/2,172,208.65 = 383,099.28/x
  3. Step 3: Cross multiply
    1,448,069.82x = 2,172,208.65 × 383,099.28
  4. Step 4: Simplify right side
    1,448,069.82x = 832,171,569,824.77
  5. Step 5: Solve for x
    x = 832,171,569,824.77/1,448,069.82
  6. Step 6: Final answer
    x = 574,676.41

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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.