Home / 1,362,797.82-1,880,661.06-790,170.17

Finding the Fourth Proportional to 1,362,797.82, 1,880,661.06 and 790,170.17

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Solution

The fourth proportional to 1,362,797.82, 1,880,661.06 and 790,170.17 is: 1,090,434.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,362,797.82 : 1,880,661.06 = 790,170.17 : x
  2. Step 2: Convert to fraction form
    1,362,797.82/1,880,661.06 = 790,170.17/x
  3. Step 3: Cross multiply
    1,362,797.82x = 1,880,661.06 × 790,170.17
  4. Step 4: Simplify right side
    1,362,797.82x = 1,486,042,260,089.28
  5. Step 5: Solve for x
    x = 1,486,042,260,089.28/1,362,797.82
  6. Step 6: Final answer
    x = 1,090,434.87

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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.