Home / 1,630,968.15-2,250,788.54-905,824.56

Finding the Fourth Proportional to 1,630,968.15, 2,250,788.54 and 905,824.56

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Solution

The fourth proportional to 1,630,968.15, 2,250,788.54 and 905,824.56 is: 1,250,067.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,630,968.15 : 2,250,788.54 = 905,824.56 : x
  2. Step 2: Convert to fraction form
    1,630,968.15/2,250,788.54 = 905,824.56/x
  3. Step 3: Cross multiply
    1,630,968.15x = 2,250,788.54 × 905,824.56
  4. Step 4: Simplify right side
    1,630,968.15x = 2,038,819,534,369.42
  5. Step 5: Solve for x
    x = 2,038,819,534,369.42/1,630,968.15
  6. Step 6: Final answer
    x = 1,250,067.04

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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.