Home / 1,469,561.75-2,027,856.51-824,856.02

Finding the Fourth Proportional to 1,469,561.75, 2,027,856.51 and 824,856.02

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Solution

The fourth proportional to 1,469,561.75, 2,027,856.51 and 824,856.02 is: 1,138,223.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,469,561.75 : 2,027,856.51 = 824,856.02 : x
  2. Step 2: Convert to fraction form
    1,469,561.75/2,027,856.51 = 824,856.02/x
  3. Step 3: Cross multiply
    1,469,561.75x = 2,027,856.51 × 824,856.02
  4. Step 4: Simplify right side
    1,469,561.75x = 1,672,689,639,830.41
  5. Step 5: Solve for x
    x = 1,672,689,639,830.41/1,469,561.75
  6. Step 6: Final answer
    x = 1,138,223.45

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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.