Home / 1,431,455.63-3,111,405.75

Finding the Third Proportional to 1,431,455.63 and 3,111,405.75

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Solution

The third proportional to 1,431,455.63 and 3,111,405.75 is: 6,762,938.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,431,455.63 : 3,111,405.75 = 3,111,405.75 : x
  2. Step 2: Convert to fraction form
    1,431,455.63/3,111,405.75 = 3,111,405.75/x
  3. Step 3: Cross multiply
    1,431,455.63x = 3,111,405.75 × 3,111,405.75
  4. Step 4: Simplify right side
    1,431,455.63x = 9,680,845,741,133.06
  5. Step 5: Solve for x
    x = 9,680,845,741,133.06/1,431,455.63
  6. Step 6: Final answer
    x = 6,762,938.07

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.