Home / 1,530,849.43-2,112,570.24-949,856.47

Finding the Fourth Proportional to 1,530,849.43, 2,112,570.24 and 949,856.47

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Solution

The fourth proportional to 1,530,849.43, 2,112,570.24 and 949,856.47 is: 1,310,800.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,530,849.43 : 2,112,570.24 = 949,856.47 : x
  2. Step 2: Convert to fraction form
    1,530,849.43/2,112,570.24 = 949,856.47/x
  3. Step 3: Cross multiply
    1,530,849.43x = 2,112,570.24 × 949,856.47
  4. Step 4: Simplify right side
    1,530,849.43x = 2,006,638,516,504.84
  5. Step 5: Solve for x
    x = 2,006,638,516,504.84/1,530,849.43
  6. Step 6: Final answer
    x = 1,310,800.71

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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.