Home / 2,565,628.44-3,540,598.74-1,419,815.40

Finding the Fourth Proportional to 2,565,628.44, 3,540,598.74 and 1,419,815.40

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Solution

The fourth proportional to 2,565,628.44, 3,540,598.74 and 1,419,815.40 is: 1,959,362.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,565,628.44 : 3,540,598.74 = 1,419,815.40 : x
  2. Step 2: Convert to fraction form
    2,565,628.44/3,540,598.74 = 1,419,815.40/x
  3. Step 3: Cross multiply
    2,565,628.44x = 3,540,598.74 × 1,419,815.40
  4. Step 4: Simplify right side
    2,565,628.44x = 5,026,996,616,272.60
  5. Step 5: Solve for x
    x = 5,026,996,616,272.60/2,565,628.44
  6. Step 6: Final answer
    x = 1,959,362.68

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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.