Finding the Fourth Proportional to 5,076,546.88, 7,609,966.08 and 1,880,815.36
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Solution
The fourth proportional to 5,076,546.88, 7,609,966.08 and 1,880,815.36 is: 2,819,424.59
Step by Step Solution
- Step 1: Write the proportion equation
5,076,546.88 : 7,609,966.08 = 1,880,815.36 : x - Step 2: Convert to fraction form
5,076,546.88/7,609,966.08 = 1,880,815.36/x - Step 3: Cross multiply
5,076,546.88x = 7,609,966.08 × 1,880,815.36 - Step 4: Simplify right side
5,076,546.88x = 14,312,941,092,342.99 - Step 5: Solve for x
x = 14,312,941,092,342.99/5,076,546.88 - Step 6: Final answer
x = 2,819,424.59
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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.