Finding the Fourth Proportional to 2,290,581.19, 3,434,460.49 and 774,121.33
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Solution
The fourth proportional to 2,290,581.19, 3,434,460.49 and 774,121.33 is: 1,160,705.04
Step by Step Solution
- Step 1: Write the proportion equation
2,290,581.19 : 3,434,460.49 = 774,121.33 : x - Step 2: Convert to fraction form
2,290,581.19/3,434,460.49 = 774,121.33/x - Step 3: Cross multiply
2,290,581.19x = 3,434,460.49 × 774,121.33 - Step 4: Simplify right side
2,290,581.19x = 2,658,689,122,351.25 - Step 5: Solve for x
x = 2,658,689,122,351.25/2,290,581.19 - Step 6: Final answer
x = 1,160,705.04
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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.