Finding the Fourth Proportional to 5,624,979.84, 7,762,468.80 and 3,046,659.84
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Solution
The fourth proportional to 5,624,979.84, 7,762,468.80 and 3,046,659.84 is: 4,204,388.75
Step by Step Solution
- Step 1: Write the proportion equation
5,624,979.84 : 7,762,468.80 = 3,046,659.84 : x - Step 2: Convert to fraction form
5,624,979.84/7,762,468.80 = 3,046,659.84/x - Step 3: Cross multiply
5,624,979.84x = 7,762,468.80 × 3,046,659.84 - Step 4: Simplify right side
5,624,979.84x = 23,649,601,952,212.99 - Step 5: Solve for x
x = 23,649,601,952,212.99/5,624,979.84 - Step 6: Final answer
x = 4,204,388.75
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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.