Home / 1,005,102-1,387,040.76-552,393

Finding the Fourth Proportional to 1,005,102, 1,387,040.76 and 552,393

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Solution

The fourth proportional to 1,005,102, 1,387,040.76 and 552,393 is: 762,302.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,102 : 1,387,040.76 = 552,393 : x
  2. Step 2: Convert to fraction form
    1,005,102/1,387,040.76 = 552,393/x
  3. Step 3: Cross multiply
    1,005,102x = 1,387,040.76 × 552,393
  4. Step 4: Simplify right side
    1,005,102x = 766,191,606,538.68
  5. Step 5: Solve for x
    x = 766,191,606,538.68/1,005,102
  6. Step 6: Final answer
    x = 762,302.34

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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.