Home / 1,488,241.09-2,053,758.27-809,177.59

Finding the Fourth Proportional to 1,488,241.09, 2,053,758.27 and 809,177.59

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Solution

The fourth proportional to 1,488,241.09, 2,053,758.27 and 809,177.59 is: 1,116,657.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,488,241.09 : 2,053,758.27 = 809,177.59 : x
  2. Step 2: Convert to fraction form
    1,488,241.09/2,053,758.27 = 809,177.59/x
  3. Step 3: Cross multiply
    1,488,241.09x = 2,053,758.27 × 809,177.59
  4. Step 4: Simplify right side
    1,488,241.09x = 1,661,855,167,361.17
  5. Step 5: Solve for x
    x = 1,661,855,167,361.17/1,488,241.09
  6. Step 6: Final answer
    x = 1,116,657.23

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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.