Home / 1,893,467.57-2,841,611.96-1,389,331.26

Finding the Fourth Proportional to 1,893,467.57, 2,841,611.96 and 1,389,331.26

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Solution

The fourth proportional to 1,893,467.57, 2,841,611.96 and 1,389,331.26 is: 2,085,031.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,893,467.57 : 2,841,611.96 = 1,389,331.26 : x
  2. Step 2: Convert to fraction form
    1,893,467.57/2,841,611.96 = 1,389,331.26/x
  3. Step 3: Cross multiply
    1,893,467.57x = 2,841,611.96 × 1,389,331.26
  4. Step 4: Simplify right side
    1,893,467.57x = 3,947,940,328,291.20
  5. Step 5: Solve for x
    x = 3,947,940,328,291.20/1,893,467.57
  6. Step 6: Final answer
    x = 2,085,031.93

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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.