Home / 1,089,975.75-1,634,486.97-549,899.73

Finding the Fourth Proportional to 1,089,975.75, 1,634,486.97 and 549,899.73

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Solution

The fourth proportional to 1,089,975.75, 1,634,486.97 and 549,899.73 is: 824,609.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,089,975.75 : 1,634,486.97 = 549,899.73 : x
  2. Step 2: Convert to fraction form
    1,089,975.75/1,634,486.97 = 549,899.73/x
  3. Step 3: Cross multiply
    1,089,975.75x = 1,634,486.97 × 549,899.73
  4. Step 4: Simplify right side
    1,089,975.75x = 898,803,943,491.52
  5. Step 5: Solve for x
    x = 898,803,943,491.52/1,089,975.75
  6. Step 6: Final answer
    x = 824,609.12

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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.