Finding the Fourth Proportional to 1,393,510.79, 2,090,042.44 and 382,396.61
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Solution
The fourth proportional to 1,393,510.79, 2,090,042.44 and 382,396.61 is: 573,533.52
Step by Step Solution
- Step 1: Write the proportion equation
1,393,510.79 : 2,090,042.44 = 382,396.61 : x - Step 2: Convert to fraction form
1,393,510.79/2,090,042.44 = 382,396.61/x - Step 3: Cross multiply
1,393,510.79x = 2,090,042.44 × 382,396.61 - Step 4: Simplify right side
1,393,510.79x = 799,225,143,812.13 - Step 5: Solve for x
x = 799,225,143,812.13/1,393,510.79 - Step 6: Final answer
x = 573,533.52
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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.