Home / 1,505,222.41-2,077,208.01-816,894.09

Finding the Fourth Proportional to 1,505,222.41, 2,077,208.01 and 816,894.09

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Solution

The fourth proportional to 1,505,222.41, 2,077,208.01 and 816,894.09 is: 1,127,314.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,505,222.41 : 2,077,208.01 = 816,894.09 : x
  2. Step 2: Convert to fraction form
    1,505,222.41/2,077,208.01 = 816,894.09/x
  3. Step 3: Cross multiply
    1,505,222.41x = 2,077,208.01 × 816,894.09
  4. Step 4: Simplify right side
    1,505,222.41x = 1,696,858,936,683.62
  5. Step 5: Solve for x
    x = 1,696,858,936,683.62/1,505,222.41
  6. Step 6: Final answer
    x = 1,127,314.43

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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.