Home / 2,665,690.26-3,674,826.38-1,900,415.22

Finding the Fourth Proportional to 2,665,690.26, 3,674,826.38 and 1,900,415.22

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Solution

The fourth proportional to 2,665,690.26, 3,674,826.38 and 1,900,415.22 is: 2,619,845.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,665,690.26 : 3,674,826.38 = 1,900,415.22 : x
  2. Step 2: Convert to fraction form
    2,665,690.26/3,674,826.38 = 1,900,415.22/x
  3. Step 3: Cross multiply
    2,665,690.26x = 3,674,826.38 × 1,900,415.22
  4. Step 4: Simplify right side
    2,665,690.26x = 6,983,695,983,409.50
  5. Step 5: Solve for x
    x = 6,983,695,983,409.50/2,665,690.26
  6. Step 6: Final answer
    x = 2,619,845.26

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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.