Home / 1,498,293.42-2,067,154.90-916,910.47

Finding the Fourth Proportional to 1,498,293.42, 2,067,154.90 and 916,910.47

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Solution

The fourth proportional to 1,498,293.42, 2,067,154.90 and 916,910.47 is: 1,265,036.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,498,293.42 : 2,067,154.90 = 916,910.47 : x
  2. Step 2: Convert to fraction form
    1,498,293.42/2,067,154.90 = 916,910.47/x
  3. Step 3: Cross multiply
    1,498,293.42x = 2,067,154.90 × 916,910.47
  4. Step 4: Simplify right side
    1,498,293.42x = 1,895,395,978,381.97
  5. Step 5: Solve for x
    x = 1,895,395,978,381.97/1,498,293.42
  6. Step 6: Final answer
    x = 1,265,036.58

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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.