Home / 1,119,525.71-1,544,945.90-636,091.52

Finding the Fourth Proportional to 1,119,525.71, 1,544,945.90 and 636,091.52

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Solution

The fourth proportional to 1,119,525.71, 1,544,945.90 and 636,091.52 is: 877,806.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,119,525.71 : 1,544,945.90 = 636,091.52 : x
  2. Step 2: Convert to fraction form
    1,119,525.71/1,544,945.90 = 636,091.52/x
  3. Step 3: Cross multiply
    1,119,525.71x = 1,544,945.90 × 636,091.52
  4. Step 4: Simplify right side
    1,119,525.71x = 982,726,986,530.68
  5. Step 5: Solve for x
    x = 982,726,986,530.68/1,119,525.71
  6. Step 6: Final answer
    x = 877,806.53

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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.