Finding the Fourth Proportional to 1,402,990.67, 2,104,490.36 and 392,105.96
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Solution
The fourth proportional to 1,402,990.67, 2,104,490.36 and 392,105.96 is: 588,160.16
Step by Step Solution
- Step 1: Write the proportion equation
1,402,990.67 : 2,104,490.36 = 392,105.96 : x - Step 2: Convert to fraction form
1,402,990.67/2,104,490.36 = 392,105.96/x - Step 3: Cross multiply
1,402,990.67x = 2,104,490.36 × 392,105.96 - Step 4: Simplify right side
1,402,990.67x = 825,183,223,105.96 - Step 5: Solve for x
x = 825,183,223,105.96/1,402,990.67 - Step 6: Final answer
x = 588,160.16
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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.