Home / 1,752,821.64-2,622,314.52-1,327,582.68

Finding the Fourth Proportional to 1,752,821.64, 2,622,314.52 and 1,327,582.68

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Solution

The fourth proportional to 1,752,821.64, 2,622,314.52 and 1,327,582.68 is: 1,986,134.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,752,821.64 : 2,622,314.52 = 1,327,582.68 : x
  2. Step 2: Convert to fraction form
    1,752,821.64/2,622,314.52 = 1,327,582.68/x
  3. Step 3: Cross multiply
    1,752,821.64x = 2,622,314.52 × 1,327,582.68
  4. Step 4: Simplify right side
    1,752,821.64x = 3,481,339,338,264.51
  5. Step 5: Solve for x
    x = 3,481,339,338,264.51/1,752,821.64
  6. Step 6: Final answer
    x = 1,986,134.39

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.