Home / 821,982.13-1,232,973.41-537,911.89

Finding the Fourth Proportional to 821,982.13, 1,232,973.41 and 537,911.89

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Solution

The fourth proportional to 821,982.13, 1,232,973.41 and 537,911.89 is: 806,867.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    821,982.13 : 1,232,973.41 = 537,911.89 : x
  2. Step 2: Convert to fraction form
    821,982.13/1,232,973.41 = 537,911.89/x
  3. Step 3: Cross multiply
    821,982.13x = 1,232,973.41 × 537,911.89
  4. Step 4: Simplify right side
    821,982.13x = 663,231,057,292.85
  5. Step 5: Solve for x
    x = 663,231,057,292.85/821,982.13
  6. Step 6: Final answer
    x = 806,867.98

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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.