Home / 1,081,843.17-1,621,331.34-575,313.47

Finding the Fourth Proportional to 1,081,843.17, 1,621,331.34 and 575,313.47

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Solution

The fourth proportional to 1,081,843.17, 1,621,331.34 and 575,313.47 is: 862,207.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,081,843.17 : 1,621,331.34 = 575,313.47 : x
  2. Step 2: Convert to fraction form
    1,081,843.17/1,621,331.34 = 575,313.47/x
  3. Step 3: Cross multiply
    1,081,843.17x = 1,621,331.34 × 575,313.47
  4. Step 4: Simplify right side
    1,081,843.17x = 932,773,751,128.49
  5. Step 5: Solve for x
    x = 932,773,751,128.49/1,081,843.17
  6. Step 6: Final answer
    x = 862,207.92

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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.