Finding the Fourth Proportional to 2,271,157.35, 3,133,405.71 and 1,455,810.62
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Solution
The fourth proportional to 2,271,157.35, 3,133,405.71 and 1,455,810.62 is: 2,008,511.34
Step by Step Solution
- Step 1: Write the proportion equation
2,271,157.35 : 3,133,405.71 = 1,455,810.62 : x - Step 2: Convert to fraction form
2,271,157.35/3,133,405.71 = 1,455,810.62/x - Step 3: Cross multiply
2,271,157.35x = 3,133,405.71 × 1,455,810.62 - Step 4: Simplify right side
2,271,157.35x = 4,561,645,302,107.59 - Step 5: Solve for x
x = 4,561,645,302,107.59/2,271,157.35 - Step 6: Final answer
x = 2,008,511.34
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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.