Finding the Fourth Proportional to 1,212,159.75, 1,818,248.75 and 538,059.84
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Solution
The fourth proportional to 1,212,159.75, 1,818,248.75 and 538,059.84 is: 807,093.81
Step by Step Solution
- Step 1: Write the proportion equation
1,212,159.75 : 1,818,248.75 = 538,059.84 : x - Step 2: Convert to fraction form
1,212,159.75/1,818,248.75 = 538,059.84/x - Step 3: Cross multiply
1,212,159.75x = 1,818,248.75 × 538,059.84 - Step 4: Simplify right side
1,212,159.75x = 978,326,628,814.90 - Step 5: Solve for x
x = 978,326,628,814.90/1,212,159.75 - Step 6: Final answer
x = 807,093.81
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.