Home / 1,971,282.96-2,959,647.39-1,362,571.74

Finding the Fourth Proportional to 1,971,282.96, 2,959,647.39 and 1,362,571.74

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Solution

The fourth proportional to 1,971,282.96, 2,959,647.39 and 1,362,571.74 is: 2,045,739.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,971,282.96 : 2,959,647.39 = 1,362,571.74 : x
  2. Step 2: Convert to fraction form
    1,971,282.96/2,959,647.39 = 1,362,571.74/x
  3. Step 3: Cross multiply
    1,971,282.96x = 2,959,647.39 × 1,362,571.74
  4. Step 4: Simplify right side
    1,971,282.96x = 4,032,731,893,978.76
  5. Step 5: Solve for x
    x = 4,032,731,893,978.76/1,971,282.96
  6. Step 6: Final answer
    x = 2,045,739.74

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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.