Home / 3,635,443.40-5,453,113.90-1,640,896.20

Finding the Fourth Proportional to 3,635,443.40, 5,453,113.90 and 1,640,896.20

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Solution

The fourth proportional to 3,635,443.40, 5,453,113.90 and 1,640,896.20 is: 2,461,321.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,635,443.40 : 5,453,113.90 = 1,640,896.20 : x
  2. Step 2: Convert to fraction form
    3,635,443.40/5,453,113.90 = 1,640,896.20/x
  3. Step 3: Cross multiply
    3,635,443.40x = 5,453,113.90 × 1,640,896.20
  4. Step 4: Simplify right side
    3,635,443.40x = 8,947,993,876,677.18
  5. Step 5: Solve for x
    x = 8,947,993,876,677.18/3,635,443.40
  6. Step 6: Final answer
    x = 2,461,321.19

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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.