Finding the Fourth Proportional to 3,535,050.70, 5,304,901.11 and 1,938,734.80
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Solution
The fourth proportional to 3,535,050.70, 5,304,901.11 and 1,938,734.80 is: 2,909,377.34
Step by Step Solution
- Step 1: Write the proportion equation
3,535,050.70 : 5,304,901.11 = 1,938,734.80 : x - Step 2: Convert to fraction form
3,535,050.70/5,304,901.11 = 1,938,734.80/x - Step 3: Cross multiply
3,535,050.70x = 5,304,901.11 × 1,938,734.80 - Step 4: Simplify right side
3,535,050.70x = 10,284,796,392,515.63 - Step 5: Solve for x
x = 10,284,796,392,515.63/3,535,050.70 - Step 6: Final answer
x = 2,909,377.34
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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.