Home / 1,089,844.42-1,504,165.53-637,047.94

Finding the Fourth Proportional to 1,089,844.42, 1,504,165.53 and 637,047.94

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Solution

The fourth proportional to 1,089,844.42, 1,504,165.53 and 637,047.94 is: 879,231.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,089,844.42 : 1,504,165.53 = 637,047.94 : x
  2. Step 2: Convert to fraction form
    1,089,844.42/1,504,165.53 = 637,047.94/x
  3. Step 3: Cross multiply
    1,089,844.42x = 1,504,165.53 × 637,047.94
  4. Step 4: Simplify right side
    1,089,844.42x = 958,225,552,305.51
  5. Step 5: Solve for x
    x = 958,225,552,305.51/1,089,844.42
  6. Step 6: Final answer
    x = 879,231.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.