Home / 1,362,165.05-1,879,718.30-750,304.64

Finding the Fourth Proportional to 1,362,165.05, 1,879,718.30 and 750,304.64

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Solution

The fourth proportional to 1,362,165.05, 1,879,718.30 and 750,304.64 is: 1,035,382.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,362,165.05 : 1,879,718.30 = 750,304.64 : x
  2. Step 2: Convert to fraction form
    1,362,165.05/1,879,718.30 = 750,304.64/x
  3. Step 3: Cross multiply
    1,362,165.05x = 1,879,718.30 × 750,304.64
  4. Step 4: Simplify right side
    1,362,165.05x = 1,410,361,366,144.33
  5. Step 5: Solve for x
    x = 1,410,361,366,144.33/1,362,165.05
  6. Step 6: Final answer
    x = 1,035,382.14

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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.