Home / 1,376,930.11-2,066,203.54-578,150.23

Finding the Fourth Proportional to 1,376,930.11, 2,066,203.54 and 578,150.23

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Solution

The fourth proportional to 1,376,930.11, 2,066,203.54 and 578,150.23 is: 867,564.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,376,930.11 : 2,066,203.54 = 578,150.23 : x
  2. Step 2: Convert to fraction form
    1,376,930.11/2,066,203.54 = 578,150.23/x
  3. Step 3: Cross multiply
    1,376,930.11x = 2,066,203.54 × 578,150.23
  4. Step 4: Simplify right side
    1,376,930.11x = 1,194,576,040,101.42
  5. Step 5: Solve for x
    x = 1,194,576,040,101.42/1,376,930.11
  6. Step 6: Final answer
    x = 867,564.76

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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.