Home / 1,353,113.82-2,028,203.64-677,566.56

Finding the Fourth Proportional to 1,353,113.82, 2,028,203.64 and 677,566.56

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Solution

The fourth proportional to 1,353,113.82, 2,028,203.64 and 677,566.56 is: 1,015,615.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,353,113.82 : 2,028,203.64 = 677,566.56 : x
  2. Step 2: Convert to fraction form
    1,353,113.82/2,028,203.64 = 677,566.56/x
  3. Step 3: Cross multiply
    1,353,113.82x = 2,028,203.64 × 677,566.56
  4. Step 4: Simplify right side
    1,353,113.82x = 1,374,242,963,334.28
  5. Step 5: Solve for x
    x = 1,374,242,963,334.28/1,353,113.82
  6. Step 6: Final answer
    x = 1,015,615.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.