Home / 1,153,000.80-1,727,168.40-798,415.20

Finding the Fourth Proportional to 1,153,000.80, 1,727,168.40 and 798,415.20

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Solution

The fourth proportional to 1,153,000.80, 1,727,168.40 and 798,415.20 is: 1,196,007.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,153,000.80 : 1,727,168.40 = 798,415.20 : x
  2. Step 2: Convert to fraction form
    1,153,000.80/1,727,168.40 = 798,415.20/x
  3. Step 3: Cross multiply
    1,153,000.80x = 1,727,168.40 × 798,415.20
  4. Step 4: Simplify right side
    1,153,000.80x = 1,378,997,503,519.68
  5. Step 5: Solve for x
    x = 1,378,997,503,519.68/1,153,000.80
  6. Step 6: Final answer
    x = 1,196,007.41

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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.