Home / 1,610,969.11-2,223,129.44-949,065.26

Finding the Fourth Proportional to 1,610,969.11, 2,223,129.44 and 949,065.26

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Solution

The fourth proportional to 1,610,969.11, 2,223,129.44 and 949,065.26 is: 1,309,705.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,610,969.11 : 2,223,129.44 = 949,065.26 : x
  2. Step 2: Convert to fraction form
    1,610,969.11/2,223,129.44 = 949,065.26/x
  3. Step 3: Cross multiply
    1,610,969.11x = 2,223,129.44 × 949,065.26
  4. Step 4: Simplify right side
    1,610,969.11x = 2,109,894,911,244.27
  5. Step 5: Solve for x
    x = 2,109,894,911,244.27/1,610,969.11
  6. Step 6: Final answer
    x = 1,309,705.38

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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.