Home / 4,278,615.50-5,902,633.76-2,830,332.16

Finding the Fourth Proportional to 4,278,615.50, 5,902,633.76 and 2,830,332.16

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Solution

The fourth proportional to 4,278,615.50, 5,902,633.76 and 2,830,332.16 is: 3,904,630.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,278,615.50 : 5,902,633.76 = 2,830,332.16 : x
  2. Step 2: Convert to fraction form
    4,278,615.50/5,902,633.76 = 2,830,332.16/x
  3. Step 3: Cross multiply
    4,278,615.50x = 5,902,633.76 × 2,830,332.16
  4. Step 4: Simplify right side
    4,278,615.50x = 16,706,414,152,856.35
  5. Step 5: Solve for x
    x = 16,706,414,152,856.35/4,278,615.50
  6. Step 6: Final answer
    x = 3,904,630.87

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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.