Finding the Fourth Proportional to 2,220,918.85, 3,332,705.48 and 2,040,228.91
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Solution
The fourth proportional to 2,220,918.85, 3,332,705.48 and 2,040,228.91 is: 3,061,562.59
Step by Step Solution
- Step 1: Write the proportion equation
2,220,918.85 : 3,332,705.48 = 2,040,228.91 : x - Step 2: Convert to fraction form
2,220,918.85/3,332,705.48 = 2,040,228.91/x - Step 3: Cross multiply
2,220,918.85x = 3,332,705.48 × 2,040,228.91 - Step 4: Simplify right side
2,220,918.85x = 6,799,482,041,946.76 - Step 5: Solve for x
x = 6,799,482,041,946.76/2,220,918.85 - Step 6: Final answer
x = 3,061,562.59
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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.