Home / 1,358,940.75-2,038,305.11-789,958.93

Finding the Fourth Proportional to 1,358,940.75, 2,038,305.11 and 789,958.93

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Solution

The fourth proportional to 1,358,940.75, 2,038,305.11 and 789,958.93 is: 1,184,876.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,358,940.75 : 2,038,305.11 = 789,958.93 : x
  2. Step 2: Convert to fraction form
    1,358,940.75/2,038,305.11 = 789,958.93/x
  3. Step 3: Cross multiply
    1,358,940.75x = 2,038,305.11 × 789,958.93
  4. Step 4: Simplify right side
    1,358,940.75x = 1,610,177,323,709.13
  5. Step 5: Solve for x
    x = 1,610,177,323,709.13/1,358,940.75
  6. Step 6: Final answer
    x = 1,184,876.77

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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.