Home / 1,089,764.95-1,634,790.26-360,045.74

Finding the Fourth Proportional to 1,089,764.95, 1,634,790.26 and 360,045.74

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Solution

The fourth proportional to 1,089,764.95, 1,634,790.26 and 360,045.74 is: 540,115.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,089,764.95 : 1,634,790.26 = 360,045.74 : x
  2. Step 2: Convert to fraction form
    1,089,764.95/1,634,790.26 = 360,045.74/x
  3. Step 3: Cross multiply
    1,089,764.95x = 1,634,790.26 × 360,045.74
  4. Step 4: Simplify right side
    1,089,764.95x = 588,599,268,906.49
  5. Step 5: Solve for x
    x = 588,599,268,906.49/1,089,764.95
  6. Step 6: Final answer
    x = 540,115.80

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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.