Finding the Fourth Proportional to 2,548,268.79, 3,516,611.46 and 1,402,349.13
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Solution
The fourth proportional to 2,548,268.79, 3,516,611.46 and 1,402,349.13 is: 1,935,242.09
Step by Step Solution
- Step 1: Write the proportion equation
2,548,268.79 : 3,516,611.46 = 1,402,349.13 : x - Step 2: Convert to fraction form
2,548,268.79/3,516,611.46 = 1,402,349.13/x - Step 3: Cross multiply
2,548,268.79x = 3,516,611.46 × 1,402,349.13 - Step 4: Simplify right side
2,548,268.79x = 4,931,517,021,479.03 - Step 5: Solve for x
x = 4,931,517,021,479.03/2,548,268.79 - Step 6: Final answer
x = 1,935,242.09
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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.