Finding the Fourth Proportional to 4,072,176.36, 5,621,516.65 and 2,352,964.32
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Solution
The fourth proportional to 4,072,176.36, 5,621,516.65 and 2,352,964.32 is: 3,248,196.28
Step by Step Solution
- Step 1: Write the proportion equation
4,072,176.36 : 5,621,516.65 = 2,352,964.32 : x - Step 2: Convert to fraction form
4,072,176.36/5,621,516.65 = 2,352,964.32/x - Step 3: Cross multiply
4,072,176.36x = 5,621,516.65 × 2,352,964.32 - Step 4: Simplify right side
4,072,176.36x = 13,227,228,101,735.93 - Step 5: Solve for x
x = 13,227,228,101,735.93/4,072,176.36 - Step 6: Final answer
x = 3,248,196.28
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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.