Finding the Fourth Proportional to 5,384,257.66, 7,430,298.84 and 2,936,921.32
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Solution
The fourth proportional to 5,384,257.66, 7,430,298.84 and 2,936,921.32 is: 4,052,964.11
Step by Step Solution
- Step 1: Write the proportion equation
5,384,257.66 : 7,430,298.84 = 2,936,921.32 : x - Step 2: Convert to fraction form
5,384,257.66/7,430,298.84 = 2,936,921.32/x - Step 3: Cross multiply
5,384,257.66x = 7,430,298.84 × 2,936,921.32 - Step 4: Simplify right side
5,384,257.66x = 21,822,203,077,167.27 - Step 5: Solve for x
x = 21,822,203,077,167.27/5,384,257.66 - Step 6: Final answer
x = 4,052,964.11
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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.