Home / 1,057,121.40-1,582,442.10-582,353.40

Finding the Fourth Proportional to 1,057,121.40, 1,582,442.10 and 582,353.40

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Solution

The fourth proportional to 1,057,121.40, 1,582,442.10 and 582,353.40 is: 871,745.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,057,121.40 : 1,582,442.10 = 582,353.40 : x
  2. Step 2: Convert to fraction form
    1,057,121.40/1,582,442.10 = 582,353.40/x
  3. Step 3: Cross multiply
    1,057,121.40x = 1,582,442.10 × 582,353.40
  4. Step 4: Simplify right side
    1,057,121.40x = 921,540,537,238.14
  5. Step 5: Solve for x
    x = 921,540,537,238.14/1,057,121.40
  6. Step 6: Final answer
    x = 871,745.23

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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.