Home / 1,090,005.50-1,504,207.60-613,077.50

Finding the Fourth Proportional to 1,090,005.50, 1,504,207.60 and 613,077.50

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Solution

The fourth proportional to 1,090,005.50, 1,504,207.60 and 613,077.50 is: 846,046.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,090,005.50 : 1,504,207.60 = 613,077.50 : x
  2. Step 2: Convert to fraction form
    1,090,005.50/1,504,207.60 = 613,077.50/x
  3. Step 3: Cross multiply
    1,090,005.50x = 1,504,207.60 × 613,077.50
  4. Step 4: Simplify right side
    1,090,005.50x = 922,195,834,889
  5. Step 5: Solve for x
    x = 922,195,834,889/1,090,005.50
  6. Step 6: Final answer
    x = 846,046.96

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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.