Home / 1,019,932.01-1,407,462.75-561,017.46

Finding the Fourth Proportional to 1,019,932.01, 1,407,462.75 and 561,017.46

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Solution

The fourth proportional to 1,019,932.01, 1,407,462.75 and 561,017.46 is: 774,180.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,019,932.01 : 1,407,462.75 = 561,017.46 : x
  2. Step 2: Convert to fraction form
    1,019,932.01/1,407,462.75 = 561,017.46/x
  3. Step 3: Cross multiply
    1,019,932.01x = 1,407,462.75 × 561,017.46
  4. Step 4: Simplify right side
    1,019,932.01x = 789,611,177,049.62
  5. Step 5: Solve for x
    x = 789,611,177,049.62/1,019,932.01
  6. Step 6: Final answer
    x = 774,180.21

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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.