Home / 3,139,955.88-4,707,089.96-2,180,864.34

Finding the Fourth Proportional to 3,139,955.88, 4,707,089.96 and 2,180,864.34

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Solution

The fourth proportional to 3,139,955.88, 4,707,089.96 and 2,180,864.34 is: 3,269,321.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,139,955.88 : 4,707,089.96 = 2,180,864.34 : x
  2. Step 2: Convert to fraction form
    3,139,955.88/4,707,089.96 = 2,180,864.34/x
  3. Step 3: Cross multiply
    3,139,955.88x = 4,707,089.96 × 2,180,864.34
  4. Step 4: Simplify right side
    3,139,955.88x = 10,265,524,628,031.71
  5. Step 5: Solve for x
    x = 10,265,524,628,031.71/3,139,955.88
  6. Step 6: Final answer
    x = 3,269,321.30

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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.