Home / 2,298,338.12-3,171,728.64-1,265,869.32

Finding the Fourth Proportional to 2,298,338.12, 3,171,728.64 and 1,265,869.32

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Solution

The fourth proportional to 2,298,338.12, 3,171,728.64 and 1,265,869.32 is: 1,746,911.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,298,338.12 : 3,171,728.64 = 1,265,869.32 : x
  2. Step 2: Convert to fraction form
    2,298,338.12/3,171,728.64 = 1,265,869.32/x
  3. Step 3: Cross multiply
    2,298,338.12x = 3,171,728.64 × 1,265,869.32
  4. Step 4: Simplify right side
    2,298,338.12x = 4,014,993,969,594.35
  5. Step 5: Solve for x
    x = 4,014,993,969,594.35/2,298,338.12
  6. Step 6: Final answer
    x = 1,746,911.79

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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.