Home / 1,081,630.98-1,621,172.34-441,534.96

Finding the Fourth Proportional to 1,081,630.98, 1,621,172.34 and 441,534.96

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Solution

The fourth proportional to 1,081,630.98, 1,621,172.34 and 441,534.96 is: 661,782.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,081,630.98 : 1,621,172.34 = 441,534.96 : x
  2. Step 2: Convert to fraction form
    1,081,630.98/1,621,172.34 = 441,534.96/x
  3. Step 3: Cross multiply
    1,081,630.98x = 1,621,172.34 × 441,534.96
  4. Step 4: Simplify right side
    1,081,630.98x = 715,804,264,295.01
  5. Step 5: Solve for x
    x = 715,804,264,295.01/1,081,630.98
  6. Step 6: Final answer
    x = 661,782.32

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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.