Home / 1,618,538.92-2,233,637.78-883,536.80

Finding the Fourth Proportional to 1,618,538.92, 2,233,637.78 and 883,536.80

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Solution

The fourth proportional to 1,618,538.92, 2,233,637.78 and 883,536.80 is: 1,219,310.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,618,538.92 : 2,233,637.78 = 883,536.80 : x
  2. Step 2: Convert to fraction form
    1,618,538.92/2,233,637.78 = 883,536.80/x
  3. Step 3: Cross multiply
    1,618,538.92x = 2,233,637.78 × 883,536.80
  4. Step 4: Simplify right side
    1,618,538.92x = 1,973,501,176,500.30
  5. Step 5: Solve for x
    x = 1,973,501,176,500.30/1,618,538.92
  6. Step 6: Final answer
    x = 1,219,310.30

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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.