Finding the Fourth Proportional to 1,554,564.20, 2,331,524.61 and 417,056.73
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Solution
The fourth proportional to 1,554,564.20, 2,331,524.61 and 417,056.73 is: 625,498.79
Step by Step Solution
- Step 1: Write the proportion equation
1,554,564.20 : 2,331,524.61 = 417,056.73 : x - Step 2: Convert to fraction form
1,554,564.20/2,331,524.61 = 417,056.73/x - Step 3: Cross multiply
1,554,564.20x = 2,331,524.61 × 417,056.73 - Step 4: Simplify right side
1,554,564.20x = 972,378,029,761.13 - Step 5: Solve for x
x = 972,378,029,761.13/1,554,564.20 - Step 6: Final answer
x = 625,498.79
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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.