Finding the Fourth Proportional to 1,817,194.17, 2,507,744.52 and 1,001,427.09
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Solution
The fourth proportional to 1,817,194.17, 2,507,744.52 and 1,001,427.09 is: 1,381,978.51
Step by Step Solution
- Step 1: Write the proportion equation
1,817,194.17 : 2,507,744.52 = 1,001,427.09 : x - Step 2: Convert to fraction form
1,817,194.17/2,507,744.52 = 1,001,427.09/x - Step 3: Cross multiply
1,817,194.17x = 2,507,744.52 × 1,001,427.09 - Step 4: Simplify right side
1,817,194.17x = 2,511,323,297,127.05 - Step 5: Solve for x
x = 2,511,323,297,127.05/1,817,194.17 - Step 6: Final answer
x = 1,381,978.51
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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.