Home / 1,089,934.12-1,635,177.66-341,986.60

Finding the Fourth Proportional to 1,089,934.12, 1,635,177.66 and 341,986.60

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Solution

The fourth proportional to 1,089,934.12, 1,635,177.66 and 341,986.60 is: 513,066.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,089,934.12 : 1,635,177.66 = 341,986.60 : x
  2. Step 2: Convert to fraction form
    1,089,934.12/1,635,177.66 = 341,986.60/x
  3. Step 3: Cross multiply
    1,089,934.12x = 1,635,177.66 × 341,986.60
  4. Step 4: Simplify right side
    1,089,934.12x = 559,208,848,339.36
  5. Step 5: Solve for x
    x = 559,208,848,339.36/1,089,934.12
  6. Step 6: Final answer
    x = 513,066.65

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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.