Home / 1,020,918.44-1,531,020.20-301,069.01

Finding the Fourth Proportional to 1,020,918.44, 1,531,020.20 and 301,069.01

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Solution

The fourth proportional to 1,020,918.44, 1,531,020.20 and 301,069.01 is: 451,498.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,020,918.44 : 1,531,020.20 = 301,069.01 : x
  2. Step 2: Convert to fraction form
    1,020,918.44/1,531,020.20 = 301,069.01/x
  3. Step 3: Cross multiply
    1,020,918.44x = 1,531,020.20 × 301,069.01
  4. Step 4: Simplify right side
    1,020,918.44x = 460,942,726,743.56
  5. Step 5: Solve for x
    x = 460,942,726,743.56/1,020,918.44
  6. Step 6: Final answer
    x = 451,498.09

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.