Home / 1,580,191.84-2,180,284.12-959,979

Finding the Fourth Proportional to 1,580,191.84, 2,180,284.12 and 959,979

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Solution

The fourth proportional to 1,580,191.84, 2,180,284.12 and 959,979 is: 1,324,539.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,580,191.84 : 2,180,284.12 = 959,979 : x
  2. Step 2: Convert to fraction form
    1,580,191.84/2,180,284.12 = 959,979/x
  3. Step 3: Cross multiply
    1,580,191.84x = 2,180,284.12 × 959,979
  4. Step 4: Simplify right side
    1,580,191.84x = 2,093,026,969,233.48
  5. Step 5: Solve for x
    x = 2,093,026,969,233.48/1,580,191.84
  6. Step 6: Final answer
    x = 1,324,539.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.