Home / 1,019,974.58-1,407,557.13-561,079.27

Finding the Fourth Proportional to 1,019,974.58, 1,407,557.13 and 561,079.27

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Solution

The fourth proportional to 1,019,974.58, 1,407,557.13 and 561,079.27 is: 774,285.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,019,974.58 : 1,407,557.13 = 561,079.27 : x
  2. Step 2: Convert to fraction form
    1,019,974.58/1,407,557.13 = 561,079.27/x
  3. Step 3: Cross multiply
    1,019,974.58x = 1,407,557.13 × 561,079.27
  4. Step 4: Simplify right side
    1,019,974.58x = 789,751,119,945.91
  5. Step 5: Solve for x
    x = 789,751,119,945.91/1,019,974.58
  6. Step 6: Final answer
    x = 774,285.10

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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.