Home / 1,089,948.75-1,635,185.70-341,994.75

Finding the Fourth Proportional to 1,089,948.75, 1,635,185.70 and 341,994.75

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Solution

The fourth proportional to 1,089,948.75, 1,635,185.70 and 341,994.75 is: 513,074.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,089,948.75 : 1,635,185.70 = 341,994.75 : x
  2. Step 2: Convert to fraction form
    1,089,948.75/1,635,185.70 = 341,994.75/x
  3. Step 3: Cross multiply
    1,089,948.75x = 1,635,185.70 × 341,994.75
  4. Step 4: Simplify right side
    1,089,948.75x = 559,224,924,675.08
  5. Step 5: Solve for x
    x = 559,224,924,675.08/1,089,948.75
  6. Step 6: Final answer
    x = 513,074.51

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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.