Finding the Fourth Proportional to 2,828,531.64, 4,242,797.46 and 2,328,845.88
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Solution
The fourth proportional to 2,828,531.64, 4,242,797.46 and 2,328,845.88 is: 3,493,268.82
Step by Step Solution
- Step 1: Write the proportion equation
2,828,531.64 : 4,242,797.46 = 2,328,845.88 : x - Step 2: Convert to fraction form
2,828,531.64/4,242,797.46 = 2,328,845.88/x - Step 3: Cross multiply
2,828,531.64x = 4,242,797.46 × 2,328,845.88 - Step 4: Simplify right side
2,828,531.64x = 9,880,821,384,395.47 - Step 5: Solve for x
x = 9,880,821,384,395.47/2,828,531.64 - Step 6: Final answer
x = 3,493,268.82
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.