Home / 1,127,312.67-1,555,694.91-611,067.23

Finding the Fourth Proportional to 1,127,312.67, 1,555,694.91 and 611,067.23

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Solution

The fourth proportional to 1,127,312.67, 1,555,694.91 and 611,067.23 is: 843,274.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,127,312.67 : 1,555,694.91 = 611,067.23 : x
  2. Step 2: Convert to fraction form
    1,127,312.67/1,555,694.91 = 611,067.23/x
  3. Step 3: Cross multiply
    1,127,312.67x = 1,555,694.91 × 611,067.23
  4. Step 4: Simplify right side
    1,127,312.67x = 950,634,171,600.33
  5. Step 5: Solve for x
    x = 950,634,171,600.33/1,127,312.67
  6. Step 6: Final answer
    x = 843,274.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.