Home / 1,653,969.87-2,282,725.26-1,009,763.51

Finding the Fourth Proportional to 1,653,969.87, 2,282,725.26 and 1,009,763.51

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Solution

The fourth proportional to 1,653,969.87, 2,282,725.26 and 1,009,763.51 is: 1,393,624.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,653,969.87 : 2,282,725.26 = 1,009,763.51 : x
  2. Step 2: Convert to fraction form
    1,653,969.87/2,282,725.26 = 1,009,763.51/x
  3. Step 3: Cross multiply
    1,653,969.87x = 2,282,725.26 × 1,009,763.51
  4. Step 4: Simplify right side
    1,653,969.87x = 2,305,012,659,489.64
  5. Step 5: Solve for x
    x = 2,305,012,659,489.64/1,653,969.87
  6. Step 6: Final answer
    x = 1,393,624.33

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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.