Home / 1,478,819.56-2,040,865.48-834,004.48

Finding the Fourth Proportional to 1,478,819.56, 2,040,865.48 and 834,004.48

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Solution

The fourth proportional to 1,478,819.56, 2,040,865.48 and 834,004.48 is: 1,150,979.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,478,819.56 : 2,040,865.48 = 834,004.48 : x
  2. Step 2: Convert to fraction form
    1,478,819.56/2,040,865.48 = 834,004.48/x
  3. Step 3: Cross multiply
    1,478,819.56x = 2,040,865.48 × 834,004.48
  4. Step 4: Simplify right side
    1,478,819.56x = 1,702,090,953,397.35
  5. Step 5: Solve for x
    x = 1,702,090,953,397.35/1,478,819.56
  6. Step 6: Final answer
    x = 1,150,979.47

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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.