Home / 1,622,398.86-2,431,882.16-611,083.26

Finding the Fourth Proportional to 1,622,398.86, 2,431,882.16 and 611,083.26

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Solution

The fourth proportional to 1,622,398.86, 2,431,882.16 and 611,083.26 is: 915,978.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,622,398.86 : 2,431,882.16 = 611,083.26 : x
  2. Step 2: Convert to fraction form
    1,622,398.86/2,431,882.16 = 611,083.26/x
  3. Step 3: Cross multiply
    1,622,398.86x = 2,431,882.16 × 611,083.26
  4. Step 4: Simplify right side
    1,622,398.86x = 1,486,082,478,268.64
  5. Step 5: Solve for x
    x = 1,486,082,478,268.64/1,622,398.86
  6. Step 6: Final answer
    x = 915,978.50

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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.