Home / 1,407,327.48-1,942,111.08-826,435.44

Finding the Fourth Proportional to 1,407,327.48, 1,942,111.08 and 826,435.44

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Solution

The fourth proportional to 1,407,327.48, 1,942,111.08 and 826,435.44 is: 1,140,480.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,407,327.48 : 1,942,111.08 = 826,435.44 : x
  2. Step 2: Convert to fraction form
    1,407,327.48/1,942,111.08 = 826,435.44/x
  3. Step 3: Cross multiply
    1,407,327.48x = 1,942,111.08 × 826,435.44
  4. Step 4: Simplify right side
    1,407,327.48x = 1,605,029,424,928.68
  5. Step 5: Solve for x
    x = 1,605,029,424,928.68/1,407,327.48
  6. Step 6: Final answer
    x = 1,140,480.41

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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.