Home / 1,838,863.10-2,756,982.45-827,156.90

Finding the Fourth Proportional to 1,838,863.10, 2,756,982.45 and 827,156.90

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Solution

The fourth proportional to 1,838,863.10, 2,756,982.45 and 827,156.90 is: 1,240,145.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,838,863.10 : 2,756,982.45 = 827,156.90 : x
  2. Step 2: Convert to fraction form
    1,838,863.10/2,756,982.45 = 827,156.90/x
  3. Step 3: Cross multiply
    1,838,863.10x = 2,756,982.45 × 827,156.90
  4. Step 4: Simplify right side
    1,838,863.10x = 2,280,457,056,696.41
  5. Step 5: Solve for x
    x = 2,280,457,056,696.41/1,838,863.10
  6. Step 6: Final answer
    x = 1,240,145.10

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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.