Finding the Fourth Proportional to 2,713,808.68, 3,745,055.98 and 1,490,114.20
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Solution
The fourth proportional to 2,713,808.68, 3,745,055.98 and 1,490,114.20 is: 2,056,357.60
Step by Step Solution
- Step 1: Write the proportion equation
2,713,808.68 : 3,745,055.98 = 1,490,114.20 : x - Step 2: Convert to fraction form
2,713,808.68/3,745,055.98 = 1,490,114.20/x - Step 3: Cross multiply
2,713,808.68x = 3,745,055.98 × 1,490,114.20 - Step 4: Simplify right side
2,713,808.68x = 5,580,561,095,592.92 - Step 5: Solve for x
x = 5,580,561,095,592.92/2,713,808.68 - Step 6: Final answer
x = 2,056,357.60
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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.