Home / 1,145,015.03-1,580,059.01-635,684.60

Finding the Fourth Proportional to 1,145,015.03, 1,580,059.01 and 635,684.60

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Solution

The fourth proportional to 1,145,015.03, 1,580,059.01 and 635,684.60 is: 877,210.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,145,015.03 : 1,580,059.01 = 635,684.60 : x
  2. Step 2: Convert to fraction form
    1,145,015.03/1,580,059.01 = 635,684.60/x
  3. Step 3: Cross multiply
    1,145,015.03x = 1,580,059.01 × 635,684.60
  4. Step 4: Simplify right side
    1,145,015.03x = 1,004,419,168,669.53
  5. Step 5: Solve for x
    x = 1,004,419,168,669.53/1,145,015.03
  6. Step 6: Final answer
    x = 877,210.47

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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.