Home / 1,299,796.47-1,949,514.35-401,267.79

Finding the Fourth Proportional to 1,299,796.47, 1,949,514.35 and 401,267.79

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Solution

The fourth proportional to 1,299,796.47, 1,949,514.35 and 401,267.79 is: 601,846.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,299,796.47 : 1,949,514.35 = 401,267.79 : x
  2. Step 2: Convert to fraction form
    1,299,796.47/1,949,514.35 = 401,267.79/x
  3. Step 3: Cross multiply
    1,299,796.47x = 1,949,514.35 × 401,267.79
  4. Step 4: Simplify right side
    1,299,796.47x = 782,277,312,791.45
  5. Step 5: Solve for x
    x = 782,277,312,791.45/1,299,796.47
  6. Step 6: Final answer
    x = 601,846.01

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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.