Finding the Fourth Proportional to 3,440,334.16, 4,747,560.10 and 1,891,597.81
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Solution
The fourth proportional to 3,440,334.16, 4,747,560.10 and 1,891,597.81 is: 2,610,349.42
Step by Step Solution
- Step 1: Write the proportion equation
3,440,334.16 : 4,747,560.10 = 1,891,597.81 : x - Step 2: Convert to fraction form
3,440,334.16/4,747,560.10 = 1,891,597.81/x - Step 3: Cross multiply
3,440,334.16x = 4,747,560.10 × 1,891,597.81 - Step 4: Simplify right side
3,440,334.16x = 8,980,474,290,947.40 - Step 5: Solve for x
x = 8,980,474,290,947.40/3,440,334.16 - Step 6: Final answer
x = 2,610,349.42
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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.