Finding the Fourth Proportional to 4,089,148.80, 5,644,442.58 and 2,804,242.56
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Solution
The fourth proportional to 4,089,148.80, 5,644,442.58 and 2,804,242.56 is: 3,870,826.64
Step by Step Solution
- Step 1: Write the proportion equation
4,089,148.80 : 5,644,442.58 = 2,804,242.56 : x - Step 2: Convert to fraction form
4,089,148.80/5,644,442.58 = 2,804,242.56/x - Step 3: Cross multiply
4,089,148.80x = 5,644,442.58 × 2,804,242.56 - Step 4: Simplify right side
4,089,148.80x = 15,828,386,110,312.21 - Step 5: Solve for x
x = 15,828,386,110,312.21/4,089,148.80 - Step 6: Final answer
x = 3,870,826.64
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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.