Home / 3,830,074.27-5,285,501.20-2,111,223.49

Finding the Fourth Proportional to 3,830,074.27, 5,285,501.20 and 2,111,223.49

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Solution

The fourth proportional to 3,830,074.27, 5,285,501.20 and 2,111,223.49 is: 2,913,487.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,830,074.27 : 5,285,501.20 = 2,111,223.49 : x
  2. Step 2: Convert to fraction form
    3,830,074.27/5,285,501.20 = 2,111,223.49/x
  3. Step 3: Cross multiply
    3,830,074.27x = 5,285,501.20 × 2,111,223.49
  4. Step 4: Simplify right side
    3,830,074.27x = 11,158,874,279,288.46
  5. Step 5: Solve for x
    x = 11,158,874,279,288.46/3,830,074.27
  6. Step 6: Final answer
    x = 2,913,487.70

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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.