Home / 2,076,328.80-3,108,588.30-1,600,000.20

Finding the Fourth Proportional to 2,076,328.80, 3,108,588.30 and 1,600,000.20

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Solution

The fourth proportional to 2,076,328.80, 3,108,588.30 and 1,600,000.20 is: 2,395,450.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,076,328.80 : 3,108,588.30 = 1,600,000.20 : x
  2. Step 2: Convert to fraction form
    2,076,328.80/3,108,588.30 = 1,600,000.20/x
  3. Step 3: Cross multiply
    2,076,328.80x = 3,108,588.30 × 1,600,000.20
  4. Step 4: Simplify right side
    2,076,328.80x = 4,973,741,901,717.66
  5. Step 5: Solve for x
    x = 4,973,741,901,717.66/2,076,328.80
  6. Step 6: Final answer
    x = 2,395,450.04

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1.5x scale

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.