Finding the Fourth Proportional to 1,957,681.84, 2,701,619.37 and 1,098,260.55
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Solution
The fourth proportional to 1,957,681.84, 2,701,619.37 and 1,098,260.55 is: 1,515,609.90
Step by Step Solution
- Step 1: Write the proportion equation
1,957,681.84 : 2,701,619.37 = 1,098,260.55 : x - Step 2: Convert to fraction form
1,957,681.84/2,701,619.37 = 1,098,260.55/x - Step 3: Cross multiply
1,957,681.84x = 2,701,619.37 × 1,098,260.55 - Step 4: Simplify right side
1,957,681.84x = 2,967,081,979,195.25 - Step 5: Solve for x
x = 2,967,081,979,195.25/1,957,681.84 - Step 6: Final answer
x = 1,515,609.90
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.