Home / 4,751,849.52-7,128,485.52-1,719,924.80

Finding the Fourth Proportional to 4,751,849.52, 7,128,485.52 and 1,719,924.80

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Solution

The fourth proportional to 4,751,849.52, 7,128,485.52 and 1,719,924.80 is: 2,580,144.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,751,849.52 : 7,128,485.52 = 1,719,924.80 : x
  2. Step 2: Convert to fraction form
    4,751,849.52/7,128,485.52 = 1,719,924.80/x
  3. Step 3: Cross multiply
    4,751,849.52x = 7,128,485.52 × 1,719,924.80
  4. Step 4: Simplify right side
    4,751,849.52x = 12,260,459,032,288.90
  5. Step 5: Solve for x
    x = 12,260,459,032,288.90/4,751,849.52
  6. Step 6: Final answer
    x = 2,580,144.63

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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.