Home / 1,089,577.26-1,503,665.04-907,984.98

Finding the Fourth Proportional to 1,089,577.26, 1,503,665.04 and 907,984.98

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Solution

The fourth proportional to 1,089,577.26, 1,503,665.04 and 907,984.98 is: 1,253,059.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,089,577.26 : 1,503,665.04 = 907,984.98 : x
  2. Step 2: Convert to fraction form
    1,089,577.26/1,503,665.04 = 907,984.98/x
  3. Step 3: Cross multiply
    1,089,577.26x = 1,503,665.04 × 907,984.98
  4. Step 4: Simplify right side
    1,089,577.26x = 1,365,305,271,271.10
  5. Step 5: Solve for x
    x = 1,365,305,271,271.10/1,089,577.26
  6. Step 6: Final answer
    x = 1,253,059.62

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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.