Home / 1,665,933.84-2,498,900.64-403,761.48

Finding the Fourth Proportional to 1,665,933.84, 2,498,900.64 and 403,761.48

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Solution

The fourth proportional to 1,665,933.84, 2,498,900.64 and 403,761.48 is: 605,642.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,665,933.84 : 2,498,900.64 = 403,761.48 : x
  2. Step 2: Convert to fraction form
    1,665,933.84/2,498,900.64 = 403,761.48/x
  3. Step 3: Cross multiply
    1,665,933.84x = 2,498,900.64 × 403,761.48
  4. Step 4: Simplify right side
    1,665,933.84x = 1,008,959,820,779.35
  5. Step 5: Solve for x
    x = 1,008,959,820,779.35/1,665,933.84
  6. Step 6: Final answer
    x = 605,642.19

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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.