Home / 876,651.70-1,314,977.55-823,507.60

Finding the Fourth Proportional to 876,651.70, 1,314,977.55 and 823,507.60

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Solution

The fourth proportional to 876,651.70, 1,314,977.55 and 823,507.60 is: 1,235,261.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,651.70 : 1,314,977.55 = 823,507.60 : x
  2. Step 2: Convert to fraction form
    876,651.70/1,314,977.55 = 823,507.60/x
  3. Step 3: Cross multiply
    876,651.70x = 1,314,977.55 × 823,507.60
  4. Step 4: Simplify right side
    876,651.70x = 1,082,894,006,254.38
  5. Step 5: Solve for x
    x = 1,082,894,006,254.38/876,651.70
  6. Step 6: Final answer
    x = 1,235,261.40

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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.