Home / 1,176,372.75-1,763,784.77-775,792.11

Finding the Fourth Proportional to 1,176,372.75, 1,763,784.77 and 775,792.11

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Solution

The fourth proportional to 1,176,372.75, 1,763,784.77 and 775,792.11 is: 1,163,177.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,176,372.75 : 1,763,784.77 = 775,792.11 : x
  2. Step 2: Convert to fraction form
    1,176,372.75/1,763,784.77 = 775,792.11/x
  3. Step 3: Cross multiply
    1,176,372.75x = 1,763,784.77 × 775,792.11
  4. Step 4: Simplify right side
    1,176,372.75x = 1,368,330,308,084.55
  5. Step 5: Solve for x
    x = 1,368,330,308,084.55/1,176,372.75
  6. Step 6: Final answer
    x = 1,163,177.49

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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.