Home / 1,427,693-2,141,309.73-416,577.56

Finding the Fourth Proportional to 1,427,693, 2,141,309.73 and 416,577.56

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Solution

The fourth proportional to 1,427,693, 2,141,309.73 and 416,577.56 is: 624,799.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,427,693 : 2,141,309.73 = 416,577.56 : x
  2. Step 2: Convert to fraction form
    1,427,693/2,141,309.73 = 416,577.56/x
  3. Step 3: Cross multiply
    1,427,693x = 2,141,309.73 × 416,577.56
  4. Step 4: Simplify right side
    1,427,693x = 892,021,582,527.66
  5. Step 5: Solve for x
    x = 892,021,582,527.66/1,427,693
  6. Step 6: Final answer
    x = 624,799.30

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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.