Home / 3,908,623.34-5,393,627.96-2,166,275.68

Finding the Fourth Proportional to 3,908,623.34, 5,393,627.96 and 2,166,275.68

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Solution

The fourth proportional to 3,908,623.34, 5,393,627.96 and 2,166,275.68 is: 2,989,309.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,908,623.34 : 5,393,627.96 = 2,166,275.68 : x
  2. Step 2: Convert to fraction form
    3,908,623.34/5,393,627.96 = 2,166,275.68/x
  3. Step 3: Cross multiply
    3,908,623.34x = 5,393,627.96 × 2,166,275.68
  4. Step 4: Simplify right side
    3,908,623.34x = 11,684,085,076,716.01
  5. Step 5: Solve for x
    x = 11,684,085,076,716.01/3,908,623.34
  6. Step 6: Final answer
    x = 2,989,309.55

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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.