Home / 1,498,427.52-2,067,783.84-917,871.36

Finding the Fourth Proportional to 1,498,427.52, 2,067,783.84 and 917,871.36

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Solution

The fourth proportional to 1,498,427.52, 2,067,783.84 and 917,871.36 is: 1,266,634.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,498,427.52 : 2,067,783.84 = 917,871.36 : x
  2. Step 2: Convert to fraction form
    1,498,427.52/2,067,783.84 = 917,871.36/x
  3. Step 3: Cross multiply
    1,498,427.52x = 2,067,783.84 × 917,871.36
  4. Step 4: Simplify right side
    1,498,427.52x = 1,897,959,565,406.82
  5. Step 5: Solve for x
    x = 1,897,959,565,406.82/1,498,427.52
  6. Step 6: Final answer
    x = 1,266,634.21

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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.