Home / 1,690,821-2,333,494.35-965,777.04

Finding the Fourth Proportional to 1,690,821, 2,333,494.35 and 965,777.04

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Solution

The fourth proportional to 1,690,821, 2,333,494.35 and 965,777.04 is: 1,332,864.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,690,821 : 2,333,494.35 = 965,777.04 : x
  2. Step 2: Convert to fraction form
    1,690,821/2,333,494.35 = 965,777.04/x
  3. Step 3: Cross multiply
    1,690,821x = 2,333,494.35 × 965,777.04
  4. Step 4: Simplify right side
    1,690,821x = 2,253,635,266,199.72
  5. Step 5: Solve for x
    x = 2,253,635,266,199.72/1,690,821
  6. Step 6: Final answer
    x = 1,332,864.49

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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.