Home / 1,144,349.63-1,579,179.94-647,624.33

Finding the Fourth Proportional to 1,144,349.63, 1,579,179.94 and 647,624.33

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Solution

The fourth proportional to 1,144,349.63, 1,579,179.94 and 647,624.33 is: 893,708.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,144,349.63 : 1,579,179.94 = 647,624.33 : x
  2. Step 2: Convert to fraction form
    1,144,349.63/1,579,179.94 = 647,624.33/x
  3. Step 3: Cross multiply
    1,144,349.63x = 1,579,179.94 × 647,624.33
  4. Step 4: Simplify right side
    1,144,349.63x = 1,022,715,348,820.35
  5. Step 5: Solve for x
    x = 1,022,715,348,820.35/1,144,349.63
  6. Step 6: Final answer
    x = 893,708.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.