Finding the Fourth Proportional to 1,283,427.61, 1,922,373.78 and 1,207,969.74
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Solution
The fourth proportional to 1,283,427.61, 1,922,373.78 and 1,207,969.74 is: 1,809,349.68
Step by Step Solution
- Step 1: Write the proportion equation
1,283,427.61 : 1,922,373.78 = 1,207,969.74 : x - Step 2: Convert to fraction form
1,283,427.61/1,922,373.78 = 1,207,969.74/x - Step 3: Cross multiply
1,283,427.61x = 1,922,373.78 × 1,207,969.74 - Step 4: Simplify right side
1,283,427.61x = 2,322,169,347,665.67 - Step 5: Solve for x
x = 2,322,169,347,665.67/1,283,427.61 - Step 6: Final answer
x = 1,809,349.68
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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.