Home / 1,119,321.54-1,544,669.04-635,913.20

Finding the Fourth Proportional to 1,119,321.54, 1,544,669.04 and 635,913.20

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Solution

The fourth proportional to 1,119,321.54, 1,544,669.04 and 635,913.20 is: 877,563.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,119,321.54 : 1,544,669.04 = 635,913.20 : x
  2. Step 2: Convert to fraction form
    1,119,321.54/1,544,669.04 = 635,913.20/x
  3. Step 3: Cross multiply
    1,119,321.54x = 1,544,669.04 × 635,913.20
  4. Step 4: Simplify right side
    1,119,321.54x = 982,275,432,167.33
  5. Step 5: Solve for x
    x = 982,275,432,167.33/1,119,321.54
  6. Step 6: Final answer
    x = 877,563.24

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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.