Home / 1,397,030.63-2,135,643.19

Finding the Third Proportional to 1,397,030.63 and 2,135,643.19

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Solution

The third proportional to 1,397,030.63 and 2,135,643.19 is: 3,264,761.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,397,030.63 : 2,135,643.19 = 2,135,643.19 : x
  2. Step 2: Convert to fraction form
    1,397,030.63/2,135,643.19 = 2,135,643.19/x
  3. Step 3: Cross multiply
    1,397,030.63x = 2,135,643.19 × 2,135,643.19
  4. Step 4: Simplify right side
    1,397,030.63x = 4,560,971,824,315.16
  5. Step 5: Solve for x
    x = 4,560,971,824,315.16/1,397,030.63
  6. Step 6: Final answer
    x = 3,264,761.52

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.