Home / 3,776,828.46-5,666,916.96-1,979,284.56

Finding the Fourth Proportional to 3,776,828.46, 5,666,916.96 and 1,979,284.56

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Solution

The fourth proportional to 3,776,828.46, 5,666,916.96 and 1,979,284.56 is: 2,969,804.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,776,828.46 : 5,666,916.96 = 1,979,284.56 : x
  2. Step 2: Convert to fraction form
    3,776,828.46/5,666,916.96 = 1,979,284.56/x
  3. Step 3: Cross multiply
    3,776,828.46x = 5,666,916.96 × 1,979,284.56
  4. Step 4: Simplify right side
    3,776,828.46x = 11,216,441,241,730.14
  5. Step 5: Solve for x
    x = 11,216,441,241,730.14/3,776,828.46
  6. Step 6: Final answer
    x = 2,969,804.26

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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.