Home / 2,009,519.64-2,772,451.26-1,245,294.36

Finding the Fourth Proportional to 2,009,519.64, 2,772,451.26 and 1,245,294.36

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Solution

The fourth proportional to 2,009,519.64, 2,772,451.26 and 1,245,294.36 is: 1,718,081.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,009,519.64 : 2,772,451.26 = 1,245,294.36 : x
  2. Step 2: Convert to fraction form
    2,009,519.64/2,772,451.26 = 1,245,294.36/x
  3. Step 3: Cross multiply
    2,009,519.64x = 2,772,451.26 × 1,245,294.36
  4. Step 4: Simplify right side
    2,009,519.64x = 3,452,517,917,452.89
  5. Step 5: Solve for x
    x = 3,452,517,917,452.89/2,009,519.64
  6. Step 6: Final answer
    x = 1,718,081.20

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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.