Finding the Fourth Proportional to 1,998,270.71, 2,998,390.23 and 933,157.97
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Solution
The fourth proportional to 1,998,270.71, 2,998,390.23 and 933,157.97 is: 1,400,196.54
Step by Step Solution
- Step 1: Write the proportion equation
1,998,270.71 : 2,998,390.23 = 933,157.97 : x - Step 2: Convert to fraction form
1,998,270.71/2,998,390.23 = 933,157.97/x - Step 3: Cross multiply
1,998,270.71x = 2,998,390.23 × 933,157.97 - Step 4: Simplify right side
1,998,270.71x = 2,797,971,725,302.68 - Step 5: Solve for x
x = 2,797,971,725,302.68/1,998,270.71 - Step 6: Final answer
x = 1,400,196.54
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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.