Home / 1,268,742-1,750,703.04-695,631.36

Finding the Fourth Proportional to 1,268,742, 1,750,703.04 and 695,631.36

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Solution

The fourth proportional to 1,268,742, 1,750,703.04 and 695,631.36 is: 959,883.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,268,742 : 1,750,703.04 = 695,631.36 : x
  2. Step 2: Convert to fraction form
    1,268,742/1,750,703.04 = 695,631.36/x
  3. Step 3: Cross multiply
    1,268,742x = 1,750,703.04 × 695,631.36
  4. Step 4: Simplify right side
    1,268,742x = 1,217,843,936,671.33
  5. Step 5: Solve for x
    x = 1,217,843,936,671.33/1,268,742
  6. Step 6: Final answer
    x = 959,883.05

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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.