Home / 1,610,706.96-2,222,780.04-885,628.80

Finding the Fourth Proportional to 1,610,706.96, 2,222,780.04 and 885,628.80

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Solution

The fourth proportional to 1,610,706.96, 2,222,780.04 and 885,628.80 is: 1,222,170.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,610,706.96 : 2,222,780.04 = 885,628.80 : x
  2. Step 2: Convert to fraction form
    1,610,706.96/2,222,780.04 = 885,628.80/x
  3. Step 3: Cross multiply
    1,610,706.96x = 2,222,780.04 × 885,628.80
  4. Step 4: Simplify right side
    1,610,706.96x = 1,968,558,019,489.15
  5. Step 5: Solve for x
    x = 1,968,558,019,489.15/1,610,706.96
  6. Step 6: Final answer
    x = 1,222,170.18

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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.