Home / 1,903,565.41-2,855,196.74-765,525.33

Finding the Fourth Proportional to 1,903,565.41, 2,855,196.74 and 765,525.33

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Solution

The fourth proportional to 1,903,565.41, 2,855,196.74 and 765,525.33 is: 1,148,227.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,903,565.41 : 2,855,196.74 = 765,525.33 : x
  2. Step 2: Convert to fraction form
    1,903,565.41/2,855,196.74 = 765,525.33/x
  3. Step 3: Cross multiply
    1,903,565.41x = 2,855,196.74 × 765,525.33
  4. Step 4: Simplify right side
    1,903,565.41x = 2,185,725,428,517.24
  5. Step 5: Solve for x
    x = 2,185,725,428,517.24/1,903,565.41
  6. Step 6: Final answer
    x = 1,148,227.12

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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.