Finding the Fourth Proportional to 1,651,973.85, 2,280,439.26 and 1,548,561.54
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Solution
The fourth proportional to 1,651,973.85, 2,280,439.26 and 1,548,561.54 is: 2,137,685.49
Step by Step Solution
- Step 1: Write the proportion equation
1,651,973.85 : 2,280,439.26 = 1,548,561.54 : x - Step 2: Convert to fraction form
1,651,973.85/2,280,439.26 = 1,548,561.54/x - Step 3: Cross multiply
1,651,973.85x = 2,280,439.26 × 1,548,561.54 - Step 4: Simplify right side
1,651,973.85x = 3,531,400,532,342.06 - Step 5: Solve for x
x = 3,531,400,532,342.06/1,651,973.85 - Step 6: Final answer
x = 2,137,685.49
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.