Home / 1,799,965.50-2,698,615.53-1,089,826.62

Finding the Fourth Proportional to 1,799,965.50, 2,698,615.53 and 1,089,826.62

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Solution

The fourth proportional to 1,799,965.50, 2,698,615.53 and 1,089,826.62 is: 1,633,933.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,799,965.50 : 2,698,615.53 = 1,089,826.62 : x
  2. Step 2: Convert to fraction form
    1,799,965.50/2,698,615.53 = 1,089,826.62/x
  3. Step 3: Cross multiply
    1,799,965.50x = 2,698,615.53 × 1,089,826.62
  4. Step 4: Simplify right side
    1,799,965.50x = 2,941,023,041,739.41
  5. Step 5: Solve for x
    x = 2,941,023,041,739.41/1,799,965.50
  6. Step 6: Final answer
    x = 1,633,933.01

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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.