Home / 1,649,553.92-2,276,276.64-970,359.20

Finding the Fourth Proportional to 1,649,553.92, 2,276,276.64 and 970,359.20

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Solution

The fourth proportional to 1,649,553.92, 2,276,276.64 and 970,359.20 is: 1,339,032.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,649,553.92 : 2,276,276.64 = 970,359.20 : x
  2. Step 2: Convert to fraction form
    1,649,553.92/2,276,276.64 = 970,359.20/x
  3. Step 3: Cross multiply
    1,649,553.92x = 2,276,276.64 × 970,359.20
  4. Step 4: Simplify right side
    1,649,553.92x = 2,208,805,979,369.09
  5. Step 5: Solve for x
    x = 2,208,805,979,369.09/1,649,553.92
  6. Step 6: Final answer
    x = 1,339,032.30

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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.