Home / 2,320,009.74-3,478,889.52-1,360,778.79

Finding the Fourth Proportional to 2,320,009.74, 3,478,889.52 and 1,360,778.79

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Solution

The fourth proportional to 2,320,009.74, 3,478,889.52 and 1,360,778.79 is: 2,040,508.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,320,009.74 : 3,478,889.52 = 1,360,778.79 : x
  2. Step 2: Convert to fraction form
    2,320,009.74/3,478,889.52 = 1,360,778.79/x
  3. Step 3: Cross multiply
    2,320,009.74x = 3,478,889.52 × 1,360,778.79
  4. Step 4: Simplify right side
    2,320,009.74x = 4,733,999,071,569.28
  5. Step 5: Solve for x
    x = 4,733,999,071,569.28/2,320,009.74
  6. Step 6: Final answer
    x = 2,040,508.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.