Finding the Fourth Proportional to 4,996,940.36, 6,895,720.50 and 2,705,050.76
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Solution
The fourth proportional to 4,996,940.36, 6,895,720.50 and 2,705,050.76 is: 3,732,939.09
Step by Step Solution
- Step 1: Write the proportion equation
4,996,940.36 : 6,895,720.50 = 2,705,050.76 : x - Step 2: Convert to fraction form
4,996,940.36/6,895,720.50 = 2,705,050.76/x - Step 3: Cross multiply
4,996,940.36x = 6,895,720.50 × 2,705,050.76 - Step 4: Simplify right side
4,996,940.36x = 18,653,273,979,272.58 - Step 5: Solve for x
x = 18,653,273,979,272.58/4,996,940.36 - Step 6: Final answer
x = 3,732,939.09
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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.