Home / 2,182,054.11-3,011,019.13-1,215,274.36

Finding the Fourth Proportional to 2,182,054.11, 3,011,019.13 and 1,215,274.36

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Solution

The fourth proportional to 2,182,054.11, 3,011,019.13 and 1,215,274.36 is: 1,676,958.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,182,054.11 : 3,011,019.13 = 1,215,274.36 : x
  2. Step 2: Convert to fraction form
    2,182,054.11/3,011,019.13 = 1,215,274.36/x
  3. Step 3: Cross multiply
    2,182,054.11x = 3,011,019.13 × 1,215,274.36
  4. Step 4: Simplify right side
    2,182,054.11x = 3,659,214,347,428.29
  5. Step 5: Solve for x
    x = 3,659,214,347,428.29/2,182,054.11
  6. Step 6: Final answer
    x = 1,676,958.57

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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.