Home / 1,347,371.82-1,859,196.65-803,571.44

Finding the Fourth Proportional to 1,347,371.82, 1,859,196.65 and 803,571.44

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Solution

The fourth proportional to 1,347,371.82, 1,859,196.65 and 803,571.44 is: 1,108,823.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,347,371.82 : 1,859,196.65 = 803,571.44 : x
  2. Step 2: Convert to fraction form
    1,347,371.82/1,859,196.65 = 803,571.44/x
  3. Step 3: Cross multiply
    1,347,371.82x = 1,859,196.65 × 803,571.44
  4. Step 4: Simplify right side
    1,347,371.82x = 1,493,997,315,969.84
  5. Step 5: Solve for x
    x = 1,493,997,315,969.84/1,347,371.82
  6. Step 6: Final answer
    x = 1,108,823.34

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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.