Home / 1,775,096.78-2,449,627.72-1,011,279.74

Finding the Fourth Proportional to 1,775,096.78, 2,449,627.72 and 1,011,279.74

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Solution

The fourth proportional to 1,775,096.78, 2,449,627.72 and 1,011,279.74 is: 1,395,562.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,775,096.78 : 2,449,627.72 = 1,011,279.74 : x
  2. Step 2: Convert to fraction form
    1,775,096.78/2,449,627.72 = 1,011,279.74/x
  3. Step 3: Cross multiply
    1,775,096.78x = 2,449,627.72 × 1,011,279.74
  4. Step 4: Simplify right side
    1,775,096.78x = 2,477,258,869,002.05
  5. Step 5: Solve for x
    x = 2,477,258,869,002.05/1,775,096.78
  6. Step 6: Final answer
    x = 1,395,562.71

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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.