Home / 1,089,040.85-1,630,945.07-608,086.74

Finding the Fourth Proportional to 1,089,040.85, 1,630,945.07 and 608,086.74

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Solution

The fourth proportional to 1,089,040.85, 1,630,945.07 and 608,086.74 is: 910,669.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,089,040.85 : 1,630,945.07 = 608,086.74 : x
  2. Step 2: Convert to fraction form
    1,089,040.85/1,630,945.07 = 608,086.74/x
  3. Step 3: Cross multiply
    1,089,040.85x = 1,630,945.07 × 608,086.74
  4. Step 4: Simplify right side
    1,089,040.85x = 991,756,067,694.94
  5. Step 5: Solve for x
    x = 991,756,067,694.94/1,089,040.85
  6. Step 6: Final answer
    x = 910,669.30

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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.