Home / 1,606,195.58-2,216,662.64-917,969.23

Finding the Fourth Proportional to 1,606,195.58, 2,216,662.64 and 917,969.23

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Solution

The fourth proportional to 1,606,195.58, 2,216,662.64 and 917,969.23 is: 1,266,861.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,606,195.58 : 2,216,662.64 = 917,969.23 : x
  2. Step 2: Convert to fraction form
    1,606,195.58/2,216,662.64 = 917,969.23/x
  3. Step 3: Cross multiply
    1,606,195.58x = 2,216,662.64 × 917,969.23
  4. Step 4: Simplify right side
    1,606,195.58x = 2,034,828,096,810.57
  5. Step 5: Solve for x
    x = 2,034,828,096,810.57/1,606,195.58
  6. Step 6: Final answer
    x = 1,266,861.97

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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.