Home / 2,292,739.92-3,158,512.65-1,603,121.45

Finding the Fourth Proportional to 2,292,739.92, 3,158,512.65 and 1,603,121.45

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Solution

The fourth proportional to 2,292,739.92, 3,158,512.65 and 1,603,121.45 is: 2,208,483.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,292,739.92 : 3,158,512.65 = 1,603,121.45 : x
  2. Step 2: Convert to fraction form
    2,292,739.92/3,158,512.65 = 1,603,121.45/x
  3. Step 3: Cross multiply
    2,292,739.92x = 3,158,512.65 × 1,603,121.45
  4. Step 4: Simplify right side
    2,292,739.92x = 5,063,479,363,518.78
  5. Step 5: Solve for x
    x = 5,063,479,363,518.78/2,292,739.92
  6. Step 6: Final answer
    x = 2,208,483.97

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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.