Home / 1,132,149.94-1,698,224.60-776,084.47

Finding the Fourth Proportional to 1,132,149.94, 1,698,224.60 and 776,084.47

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Solution

The fourth proportional to 1,132,149.94, 1,698,224.60 and 776,084.47 is: 1,164,126.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,132,149.94 : 1,698,224.60 = 776,084.47 : x
  2. Step 2: Convert to fraction form
    1,132,149.94/1,698,224.60 = 776,084.47/x
  3. Step 3: Cross multiply
    1,132,149.94x = 1,698,224.60 × 776,084.47
  4. Step 4: Simplify right side
    1,132,149.94x = 1,317,965,738,631.96
  5. Step 5: Solve for x
    x = 1,317,965,738,631.96/1,132,149.94
  6. Step 6: Final answer
    x = 1,164,126.49

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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.