Finding the Fourth Proportional to 4,039,738.63, 5,569,796.93 and 2,587,045.75
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Solution
The fourth proportional to 4,039,738.63, 5,569,796.93 and 2,587,045.75 is: 3,566,893.99
Step by Step Solution
- Step 1: Write the proportion equation
4,039,738.63 : 5,569,796.93 = 2,587,045.75 : x - Step 2: Convert to fraction form
4,039,738.63/5,569,796.93 = 2,587,045.75/x - Step 3: Cross multiply
4,039,738.63x = 5,569,796.93 × 2,587,045.75 - Step 4: Simplify right side
4,039,738.63x = 14,409,319,449,259.83 - Step 5: Solve for x
x = 14,409,319,449,259.83/4,039,738.63 - Step 6: Final answer
x = 3,566,893.99
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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.