Home / 1,259,101.44-1,887,952.20-510,272.64

Finding the Fourth Proportional to 1,259,101.44, 1,887,952.20 and 510,272.64

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Solution

The fourth proportional to 1,259,101.44, 1,887,952.20 and 510,272.64 is: 765,125.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,259,101.44 : 1,887,952.20 = 510,272.64 : x
  2. Step 2: Convert to fraction form
    1,259,101.44/1,887,952.20 = 510,272.64/x
  3. Step 3: Cross multiply
    1,259,101.44x = 1,887,952.20 × 510,272.64
  4. Step 4: Simplify right side
    1,259,101.44x = 963,370,353,287.81
  5. Step 5: Solve for x
    x = 963,370,353,287.81/1,259,101.44
  6. Step 6: Final answer
    x = 765,125.29

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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.