Home / 1,410,899.14-1,946,707.26-830,147.62

Finding the Fourth Proportional to 1,410,899.14, 1,946,707.26 and 830,147.62

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Solution

The fourth proportional to 1,410,899.14, 1,946,707.26 and 830,147.62 is: 1,145,407.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,410,899.14 : 1,946,707.26 = 830,147.62 : x
  2. Step 2: Convert to fraction form
    1,410,899.14/1,946,707.26 = 830,147.62/x
  3. Step 3: Cross multiply
    1,410,899.14x = 1,946,707.26 × 830,147.62
  4. Step 4: Simplify right side
    1,410,899.14x = 1,616,054,398,725.72
  5. Step 5: Solve for x
    x = 1,616,054,398,725.72/1,410,899.14
  6. Step 6: Final answer
    x = 1,145,407.46

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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.