Finding the Fourth Proportional to 1,718,671.53, 2,371,681.71 and 993,450.18
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Solution
The fourth proportional to 1,718,671.53, 2,371,681.71 and 993,450.18 is: 1,370,912.11
Step by Step Solution
- Step 1: Write the proportion equation
1,718,671.53 : 2,371,681.71 = 993,450.18 : x - Step 2: Convert to fraction form
1,718,671.53/2,371,681.71 = 993,450.18/x - Step 3: Cross multiply
1,718,671.53x = 2,371,681.71 × 993,450.18 - Step 4: Simplify right side
1,718,671.53x = 2,356,147,621,702.21 - Step 5: Solve for x
x = 2,356,147,621,702.21/1,718,671.53 - Step 6: Final answer
x = 1,370,912.11
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.