Finding the Fourth Proportional to 5,076,897.84, 7,006,077.87 and 2,753,784.54
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Solution
The fourth proportional to 5,076,897.84, 7,006,077.87 and 2,753,784.54 is: 3,800,200.35
Step by Step Solution
- Step 1: Write the proportion equation
5,076,897.84 : 7,006,077.87 = 2,753,784.54 : x - Step 2: Convert to fraction form
5,076,897.84/7,006,077.87 = 2,753,784.54/x - Step 3: Cross multiply
5,076,897.84x = 7,006,077.87 × 2,753,784.54 - Step 4: Simplify right side
5,076,897.84x = 19,293,228,924,442.13 - Step 5: Solve for x
x = 19,293,228,924,442.13/5,076,897.84 - Step 6: Final answer
x = 3,800,200.35
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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.