Finding the Fourth Proportional to 4,982,597.18, 6,875,984.04 and 2,690,757.80
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Solution
The fourth proportional to 4,982,597.18, 6,875,984.04 and 2,690,757.80 is: 3,713,245.73
Step by Step Solution
- Step 1: Write the proportion equation
4,982,597.18 : 6,875,984.04 = 2,690,757.80 : x - Step 2: Convert to fraction form
4,982,597.18/6,875,984.04 = 2,690,757.80/x - Step 3: Cross multiply
4,982,597.18x = 6,875,984.04 × 2,690,757.80 - Step 4: Simplify right side
4,982,597.18x = 18,501,607,688,305.51 - Step 5: Solve for x
x = 18,501,607,688,305.51/4,982,597.18 - Step 6: Final answer
x = 3,713,245.73
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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.