Home / 3,143,057.66-4,716,933.33-2,129,776.46

Finding the Fourth Proportional to 3,143,057.66, 4,716,933.33 and 2,129,776.46

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Solution

The fourth proportional to 3,143,057.66, 4,716,933.33 and 2,129,776.46 is: 3,196,254.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,143,057.66 : 4,716,933.33 = 2,129,776.46 : x
  2. Step 2: Convert to fraction form
    3,143,057.66/4,716,933.33 = 2,129,776.46/x
  3. Step 3: Cross multiply
    3,143,057.66x = 4,716,933.33 × 2,129,776.46
  4. Step 4: Simplify right side
    3,143,057.66x = 10,046,013,569,623.41
  5. Step 5: Solve for x
    x = 10,046,013,569,623.41/3,143,057.66
  6. Step 6: Final answer
    x = 3,196,254.94

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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.