Home / 3,076,571.90-4,245,869.19-1,699,915.78

Finding the Fourth Proportional to 3,076,571.90, 4,245,869.19 and 1,699,915.78

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Solution

The fourth proportional to 3,076,571.90, 4,245,869.19 and 1,699,915.78 is: 2,345,994.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,076,571.90 : 4,245,869.19 = 1,699,915.78 : x
  2. Step 2: Convert to fraction form
    3,076,571.90/4,245,869.19 = 1,699,915.78/x
  3. Step 3: Cross multiply
    3,076,571.90x = 4,245,869.19 × 1,699,915.78
  4. Step 4: Simplify right side
    3,076,571.90x = 7,217,620,035,896.82
  5. Step 5: Solve for x
    x = 7,217,620,035,896.82/3,076,571.90
  6. Step 6: Final answer
    x = 2,345,994.27

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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.