Home / 2,076,216.30-3,114,032.85-656,415.90

Finding the Fourth Proportional to 2,076,216.30, 3,114,032.85 and 656,415.90

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Solution

The fourth proportional to 2,076,216.30, 3,114,032.85 and 656,415.90 is: 984,531.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,076,216.30 : 3,114,032.85 = 656,415.90 : x
  2. Step 2: Convert to fraction form
    2,076,216.30/3,114,032.85 = 656,415.90/x
  3. Step 3: Cross multiply
    2,076,216.30x = 3,114,032.85 × 656,415.90
  4. Step 4: Simplify right side
    2,076,216.30x = 2,044,100,675,862.32
  5. Step 5: Solve for x
    x = 2,044,100,675,862.32/2,076,216.30
  6. Step 6: Final answer
    x = 984,531.66

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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.