Home / 1,005,104-1,387,043.52-552,395

Finding the Fourth Proportional to 1,005,104, 1,387,043.52 and 552,395

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Solution

The fourth proportional to 1,005,104, 1,387,043.52 and 552,395 is: 762,305.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,104 : 1,387,043.52 = 552,395 : x
  2. Step 2: Convert to fraction form
    1,005,104/1,387,043.52 = 552,395/x
  3. Step 3: Cross multiply
    1,005,104x = 1,387,043.52 × 552,395
  4. Step 4: Simplify right side
    1,005,104x = 766,195,905,230.40
  5. Step 5: Solve for x
    x = 766,195,905,230.40/1,005,104
  6. Step 6: Final answer
    x = 762,305.10

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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.