Home / 1,628,575.77-2,441,275.07-775,418.19

Finding the Fourth Proportional to 1,628,575.77, 2,441,275.07 and 775,418.19

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Solution

The fourth proportional to 1,628,575.77, 2,441,275.07 and 775,418.19 is: 1,162,370.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,628,575.77 : 2,441,275.07 = 775,418.19 : x
  2. Step 2: Convert to fraction form
    1,628,575.77/2,441,275.07 = 775,418.19/x
  3. Step 3: Cross multiply
    1,628,575.77x = 2,441,275.07 × 775,418.19
  4. Step 4: Simplify right side
    1,628,575.77x = 1,893,009,096,448.33
  5. Step 5: Solve for x
    x = 1,893,009,096,448.33/1,628,575.77
  6. Step 6: Final answer
    x = 1,162,370.91

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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.