Home / 823,946.91-1,136,459.34-756,182.31

Finding the Fourth Proportional to 823,946.91, 1,136,459.34 and 756,182.31

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Solution

The fourth proportional to 823,946.91, 1,136,459.34 and 756,182.31 is: 1,042,992.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,946.91 : 1,136,459.34 = 756,182.31 : x
  2. Step 2: Convert to fraction form
    823,946.91/1,136,459.34 = 756,182.31/x
  3. Step 3: Cross multiply
    823,946.91x = 1,136,459.34 × 756,182.31
  4. Step 4: Simplify right side
    823,946.91x = 859,370,448,942.28
  5. Step 5: Solve for x
    x = 859,370,448,942.28/823,946.91
  6. Step 6: Final answer
    x = 1,042,992.50

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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.