Home / 1,221,013.01-1,831,523.66-510,542.97

Finding the Fourth Proportional to 1,221,013.01, 1,831,523.66 and 510,542.97

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Solution

The fourth proportional to 1,221,013.01, 1,831,523.66 and 510,542.97 is: 765,816.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,221,013.01 : 1,831,523.66 = 510,542.97 : x
  2. Step 2: Convert to fraction form
    1,221,013.01/1,831,523.66 = 510,542.97/x
  3. Step 3: Cross multiply
    1,221,013.01x = 1,831,523.66 × 510,542.97
  4. Step 4: Simplify right side
    1,221,013.01x = 935,071,526,448.96
  5. Step 5: Solve for x
    x = 935,071,526,448.96/1,221,013.01
  6. Step 6: Final answer
    x = 765,816.19

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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.