Home / 1,945,296.52-2,684,736.90-1,618,032.15

Finding the Fourth Proportional to 1,945,296.52, 2,684,736.90 and 1,618,032.15

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Solution

The fourth proportional to 1,945,296.52, 2,684,736.90 and 1,618,032.15 is: 2,233,073.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,945,296.52 : 2,684,736.90 = 1,618,032.15 : x
  2. Step 2: Convert to fraction form
    1,945,296.52/2,684,736.90 = 1,618,032.15/x
  3. Step 3: Cross multiply
    1,945,296.52x = 2,684,736.90 × 1,618,032.15
  4. Step 4: Simplify right side
    1,945,296.52x = 4,343,990,618,491.33
  5. Step 5: Solve for x
    x = 4,343,990,618,491.33/1,945,296.52
  6. Step 6: Final answer
    x = 2,233,073.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.