Home / 1,020,718.33-1,531,172.87-301,060.73

Finding the Fourth Proportional to 1,020,718.33, 1,531,172.87 and 301,060.73

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Solution

The fourth proportional to 1,020,718.33, 1,531,172.87 and 301,060.73 is: 451,619.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,020,718.33 : 1,531,172.87 = 301,060.73 : x
  2. Step 2: Convert to fraction form
    1,020,718.33/1,531,172.87 = 301,060.73/x
  3. Step 3: Cross multiply
    1,020,718.33x = 1,531,172.87 × 301,060.73
  4. Step 4: Simplify right side
    1,020,718.33x = 460,976,021,998.40
  5. Step 5: Solve for x
    x = 460,976,021,998.40/1,020,718.33
  6. Step 6: Final answer
    x = 451,619.23

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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.