Home / 1,200,388.17-1,801,851-1,173,281.52

Finding the Fourth Proportional to 1,200,388.17, 1,801,851 and 1,173,281.52

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Solution

The fourth proportional to 1,200,388.17, 1,801,851 and 1,173,281.52 is: 1,761,162.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,200,388.17 : 1,801,851 = 1,173,281.52 : x
  2. Step 2: Convert to fraction form
    1,200,388.17/1,801,851 = 1,173,281.52/x
  3. Step 3: Cross multiply
    1,200,388.17x = 1,801,851 × 1,173,281.52
  4. Step 4: Simplify right side
    1,200,388.17x = 2,114,078,480,093.52
  5. Step 5: Solve for x
    x = 2,114,078,480,093.52/1,200,388.17
  6. Step 6: Final answer
    x = 1,761,162.37

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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.