Home / 1,175,965.20-1,764,984.60-1,008,003.60

Finding the Fourth Proportional to 1,175,965.20, 1,764,984.60 and 1,008,003.60

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Solution

The fourth proportional to 1,175,965.20, 1,764,984.60 and 1,008,003.60 is: 1,512,894.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,175,965.20 : 1,764,984.60 = 1,008,003.60 : x
  2. Step 2: Convert to fraction form
    1,175,965.20/1,764,984.60 = 1,008,003.60/x
  3. Step 3: Cross multiply
    1,175,965.20x = 1,764,984.60 × 1,008,003.60
  4. Step 4: Simplify right side
    1,175,965.20x = 1,779,110,830,744.56
  5. Step 5: Solve for x
    x = 1,779,110,830,744.56/1,175,965.20
  6. Step 6: Final answer
    x = 1,512,894.12

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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.