Finding the Fourth Proportional to 4,238,206.76, 5,848,684.71 and 2,304,468.05
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Solution
The fourth proportional to 4,238,206.76, 5,848,684.71 and 2,304,468.05 is: 3,180,143.82
Step by Step Solution
- Step 1: Write the proportion equation
4,238,206.76 : 5,848,684.71 = 2,304,468.05 : x - Step 2: Convert to fraction form
4,238,206.76/5,848,684.71 = 2,304,468.05/x - Step 3: Cross multiply
4,238,206.76x = 5,848,684.71 × 2,304,468.05 - Step 4: Simplify right side
4,238,206.76x = 13,478,107,019,475.09 - Step 5: Solve for x
x = 13,478,107,019,475.09/4,238,206.76 - Step 6: Final answer
x = 3,180,143.82
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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.