Home / 1,947,625.90-2,687,862.92-1,076,441.85

Finding the Fourth Proportional to 1,947,625.90, 2,687,862.92 and 1,076,441.85

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Solution

The fourth proportional to 1,947,625.90, 2,687,862.92 and 1,076,441.85 is: 1,485,566.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,947,625.90 : 2,687,862.92 = 1,076,441.85 : x
  2. Step 2: Convert to fraction form
    1,947,625.90/2,687,862.92 = 1,076,441.85/x
  3. Step 3: Cross multiply
    1,947,625.90x = 2,687,862.92 × 1,076,441.85
  4. Step 4: Simplify right side
    1,947,625.90x = 2,893,328,128,768.99
  5. Step 5: Solve for x
    x = 2,893,328,128,768.99/1,947,625.90
  6. Step 6: Final answer
    x = 1,485,566.68

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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.