Home / 1,638,874.49-2,458,602.45-501,611.54

Finding the Fourth Proportional to 1,638,874.49, 2,458,602.45 and 501,611.54

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Solution

The fourth proportional to 1,638,874.49, 2,458,602.45 and 501,611.54 is: 752,506.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,638,874.49 : 2,458,602.45 = 501,611.54 : x
  2. Step 2: Convert to fraction form
    1,638,874.49/2,458,602.45 = 501,611.54/x
  3. Step 3: Cross multiply
    1,638,874.49x = 2,458,602.45 × 501,611.54
  4. Step 4: Simplify right side
    1,638,874.49x = 1,233,263,348,899.26
  5. Step 5: Solve for x
    x = 1,233,263,348,899.26/1,638,874.49
  6. Step 6: Final answer
    x = 752,506.28

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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.