Home / 2,114,558.54-3,171,810.32-517,135.46

Finding the Fourth Proportional to 2,114,558.54, 3,171,810.32 and 517,135.46

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Solution

The fourth proportional to 2,114,558.54, 3,171,810.32 and 517,135.46 is: 775,696.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,114,558.54 : 3,171,810.32 = 517,135.46 : x
  2. Step 2: Convert to fraction form
    2,114,558.54/3,171,810.32 = 517,135.46/x
  3. Step 3: Cross multiply
    2,114,558.54x = 3,171,810.32 × 517,135.46
  4. Step 4: Simplify right side
    2,114,558.54x = 1,640,255,588,865.95
  5. Step 5: Solve for x
    x = 1,640,255,588,865.95/2,114,558.54
  6. Step 6: Final answer
    x = 775,696.47

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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.