Finding the Fourth Proportional to 4,215,178.68, 5,817,087.39 and 2,583,270.74
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Solution
The fourth proportional to 4,215,178.68, 5,817,087.39 and 2,583,270.74 is: 3,564,999.91
Step by Step Solution
- Step 1: Write the proportion equation
4,215,178.68 : 5,817,087.39 = 2,583,270.74 : x - Step 2: Convert to fraction form
4,215,178.68/5,817,087.39 = 2,583,270.74/x - Step 3: Cross multiply
4,215,178.68x = 5,817,087.39 × 2,583,270.74 - Step 4: Simplify right side
4,215,178.68x = 15,027,111,617,524.53 - Step 5: Solve for x
x = 15,027,111,617,524.53/4,215,178.68 - Step 6: Final answer
x = 3,564,999.91
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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.