Home / 1,195,525.32-1,648,891.62-765,845.40

Finding the Fourth Proportional to 1,195,525.32, 1,648,891.62 and 765,845.40

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Solution

The fourth proportional to 1,195,525.32, 1,648,891.62 and 765,845.40 is: 1,056,268.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,195,525.32 : 1,648,891.62 = 765,845.40 : x
  2. Step 2: Convert to fraction form
    1,195,525.32/1,648,891.62 = 765,845.40/x
  3. Step 3: Cross multiply
    1,195,525.32x = 1,648,891.62 × 765,845.40
  4. Step 4: Simplify right side
    1,195,525.32x = 1,262,796,062,275.55
  5. Step 5: Solve for x
    x = 1,262,796,062,275.55/1,195,525.32
  6. Step 6: Final answer
    x = 1,056,268.77

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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.