Home / 2,077,004.10-3,115,506.15-1,275,687.30

Finding the Fourth Proportional to 2,077,004.10, 3,115,506.15 and 1,275,687.30

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Solution

The fourth proportional to 2,077,004.10, 3,115,506.15 and 1,275,687.30 is: 1,913,530.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,077,004.10 : 3,115,506.15 = 1,275,687.30 : x
  2. Step 2: Convert to fraction form
    2,077,004.10/3,115,506.15 = 1,275,687.30/x
  3. Step 3: Cross multiply
    2,077,004.10x = 3,115,506.15 × 1,275,687.30
  4. Step 4: Simplify right side
    2,077,004.10x = 3,974,411,628,626.90
  5. Step 5: Solve for x
    x = 3,974,411,628,626.90/2,077,004.10
  6. Step 6: Final answer
    x = 1,913,530.95

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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.