Home / 1,274,908.41-1,911,663.38-505,626.91

Finding the Fourth Proportional to 1,274,908.41, 1,911,663.38 and 505,626.91

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Solution

The fourth proportional to 1,274,908.41, 1,911,663.38 and 505,626.91 is: 758,163.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,274,908.41 : 1,911,663.38 = 505,626.91 : x
  2. Step 2: Convert to fraction form
    1,274,908.41/1,911,663.38 = 505,626.91/x
  3. Step 3: Cross multiply
    1,274,908.41x = 1,911,663.38 × 505,626.91
  4. Step 4: Simplify right side
    1,274,908.41x = 966,588,444,274.47
  5. Step 5: Solve for x
    x = 966,588,444,274.47/1,274,908.41
  6. Step 6: Final answer
    x = 758,163.05

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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.