Home / 2,094,671.40-3,142,007.10-1,297,509.90

Finding the Fourth Proportional to 2,094,671.40, 3,142,007.10 and 1,297,509.90

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Solution

The fourth proportional to 2,094,671.40, 3,142,007.10 and 1,297,509.90 is: 1,946,264.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,094,671.40 : 3,142,007.10 = 1,297,509.90 : x
  2. Step 2: Convert to fraction form
    2,094,671.40/3,142,007.10 = 1,297,509.90/x
  3. Step 3: Cross multiply
    2,094,671.40x = 3,142,007.10 × 1,297,509.90
  4. Step 4: Simplify right side
    2,094,671.40x = 4,076,785,318,120.29
  5. Step 5: Solve for x
    x = 4,076,785,318,120.29/2,094,671.40
  6. Step 6: Final answer
    x = 1,946,264.85

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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.