Home / 1,340,877.42-1,850,383.98-729,042.30

Finding the Fourth Proportional to 1,340,877.42, 1,850,383.98 and 729,042.30

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Solution

The fourth proportional to 1,340,877.42, 1,850,383.98 and 729,042.30 is: 1,006,063.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,340,877.42 : 1,850,383.98 = 729,042.30 : x
  2. Step 2: Convert to fraction form
    1,340,877.42/1,850,383.98 = 729,042.30/x
  3. Step 3: Cross multiply
    1,340,877.42x = 1,850,383.98 × 729,042.30
  4. Step 4: Simplify right side
    1,340,877.42x = 1,349,008,192,662.35
  5. Step 5: Solve for x
    x = 1,349,008,192,662.35/1,340,877.42
  6. Step 6: Final answer
    x = 1,006,063.77

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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.