Home / 1,082,935.32-1,622,627.46-766,824.72

Finding the Fourth Proportional to 1,082,935.32, 1,622,627.46 and 766,824.72

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Solution

The fourth proportional to 1,082,935.32, 1,622,627.46 and 766,824.72 is: 1,148,979.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,082,935.32 : 1,622,627.46 = 766,824.72 : x
  2. Step 2: Convert to fraction form
    1,082,935.32/1,622,627.46 = 766,824.72/x
  3. Step 3: Cross multiply
    1,082,935.32x = 1,622,627.46 × 766,824.72
  4. Step 4: Simplify right side
    1,082,935.32x = 1,244,270,847,678.81
  5. Step 5: Solve for x
    x = 1,244,270,847,678.81/1,082,935.32
  6. Step 6: Final answer
    x = 1,148,979.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.