Finding the Fourth Proportional to 3,807,285.98, 5,708,088.70 and 2,290,613.56
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Solution
The fourth proportional to 3,807,285.98, 5,708,088.70 and 2,290,613.56 is: 3,434,211.52
Step by Step Solution
- Step 1: Write the proportion equation
3,807,285.98 : 5,708,088.70 = 2,290,613.56 : x - Step 2: Convert to fraction form
3,807,285.98/5,708,088.70 = 2,290,613.56/x - Step 3: Cross multiply
3,807,285.98x = 5,708,088.70 × 2,290,613.56 - Step 4: Simplify right side
3,807,285.98x = 13,075,025,357,906.02 - Step 5: Solve for x
x = 13,075,025,357,906.02/3,807,285.98 - Step 6: Final answer
x = 3,434,211.52
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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.