Finding the Fourth Proportional to 1,393,270.18, 2,090,113.03 and 494,636.66
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Solution
The fourth proportional to 1,393,270.18, 2,090,113.03 and 494,636.66 is: 742,028.76
Step by Step Solution
- Step 1: Write the proportion equation
1,393,270.18 : 2,090,113.03 = 494,636.66 : x - Step 2: Convert to fraction form
1,393,270.18/2,090,113.03 = 494,636.66/x - Step 3: Cross multiply
1,393,270.18x = 2,090,113.03 × 494,636.66 - Step 4: Simplify right side
1,393,270.18x = 1,033,846,537,944.22 - Step 5: Solve for x
x = 1,033,846,537,944.22/1,393,270.18 - Step 6: Final answer
x = 742,028.76
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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.