Home / 1,498,403.40-2,067,398.01-853,809.86

Finding the Fourth Proportional to 1,498,403.40, 2,067,398.01 and 853,809.86

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Solution

The fourth proportional to 1,498,403.40, 2,067,398.01 and 853,809.86 is: 1,178,030.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,498,403.40 : 2,067,398.01 = 853,809.86 : x
  2. Step 2: Convert to fraction form
    1,498,403.40/2,067,398.01 = 853,809.86/x
  3. Step 3: Cross multiply
    1,498,403.40x = 2,067,398.01 × 853,809.86
  4. Step 4: Simplify right side
    1,498,403.40x = 1,765,164,795,145.39
  5. Step 5: Solve for x
    x = 1,765,164,795,145.39/1,498,403.40
  6. Step 6: Final answer
    x = 1,178,030.43

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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.