Home / 1,027,008.32-1,532,987.88-905,806.60

Finding the Fourth Proportional to 1,027,008.32, 1,532,987.88 and 905,806.60

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Solution

The fourth proportional to 1,027,008.32, 1,532,987.88 and 905,806.60 is: 1,352,073.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,027,008.32 : 1,532,987.88 = 905,806.60 : x
  2. Step 2: Convert to fraction form
    1,027,008.32/1,532,987.88 = 905,806.60/x
  3. Step 3: Cross multiply
    1,027,008.32x = 1,532,987.88 × 905,806.60
  4. Step 4: Simplify right side
    1,027,008.32x = 1,388,590,532,194.76
  5. Step 5: Solve for x
    x = 1,388,590,532,194.76/1,027,008.32
  6. Step 6: Final answer
    x = 1,352,073.31

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.