Home / 1,691,410.96-2,331,889.14-1,343,705.05

Finding the Fourth Proportional to 1,691,410.96, 2,331,889.14 and 1,343,705.05

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Solution

The fourth proportional to 1,691,410.96, 2,331,889.14 and 1,343,705.05 is: 1,852,519.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,691,410.96 : 2,331,889.14 = 1,343,705.05 : x
  2. Step 2: Convert to fraction form
    1,691,410.96/2,331,889.14 = 1,343,705.05/x
  3. Step 3: Cross multiply
    1,691,410.96x = 2,331,889.14 × 1,343,705.05
  4. Step 4: Simplify right side
    1,691,410.96x = 3,133,371,213,458.16
  5. Step 5: Solve for x
    x = 3,133,371,213,458.16/1,691,410.96
  6. Step 6: Final answer
    x = 1,852,519.16

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Double scale
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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.