Home / 1,598,871.89-2,206,668.22-1,017,909.43

Finding the Fourth Proportional to 1,598,871.89, 2,206,668.22 and 1,017,909.43

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Solution

The fourth proportional to 1,598,871.89, 2,206,668.22 and 1,017,909.43 is: 1,404,858.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,598,871.89 : 2,206,668.22 = 1,017,909.43 : x
  2. Step 2: Convert to fraction form
    1,598,871.89/2,206,668.22 = 1,017,909.43/x
  3. Step 3: Cross multiply
    1,598,871.89x = 2,206,668.22 × 1,017,909.43
  4. Step 4: Simplify right side
    1,598,871.89x = 2,246,188,381,957.87
  5. Step 5: Solve for x
    x = 2,246,188,381,957.87/1,598,871.89
  6. Step 6: Final answer
    x = 1,404,858.26

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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.