Home / 1,855,506.30-2,782,382.22-718,800.90

Finding the Fourth Proportional to 1,855,506.30, 2,782,382.22 and 718,800.90

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Solution

The fourth proportional to 1,855,506.30, 2,782,382.22 and 718,800.90 is: 1,077,861.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,855,506.30 : 2,782,382.22 = 718,800.90 : x
  2. Step 2: Convert to fraction form
    1,855,506.30/2,782,382.22 = 718,800.90/x
  3. Step 3: Cross multiply
    1,855,506.30x = 2,782,382.22 × 718,800.90
  4. Step 4: Simplify right side
    1,855,506.30x = 1,999,978,843,880.00
  5. Step 5: Solve for x
    x = 1,999,978,843,880.00/1,855,506.30
  6. Step 6: Final answer
    x = 1,077,861.52

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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.