Home / 1,831,519.51-2,747,285.48-765,814.46

Finding the Fourth Proportional to 1,831,519.51, 2,747,285.48 and 765,814.46

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Solution

The fourth proportional to 1,831,519.51, 2,747,285.48 and 765,814.46 is: 1,148,724.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,831,519.51 : 2,747,285.48 = 765,814.46 : x
  2. Step 2: Convert to fraction form
    1,831,519.51/2,747,285.48 = 765,814.46/x
  3. Step 3: Cross multiply
    1,831,519.51x = 2,747,285.48 × 765,814.46
  4. Step 4: Simplify right side
    1,831,519.51x = 2,103,910,934,510.15
  5. Step 5: Solve for x
    x = 2,103,910,934,510.15/1,831,519.51
  6. Step 6: Final answer
    x = 1,148,724.28

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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.