Finding the Fourth Proportional to 4,888,308.62, 6,751,464.51 and 3,219,352.43
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Solution
The fourth proportional to 4,888,308.62, 6,751,464.51 and 3,219,352.43 is: 4,446,393.49
Step by Step Solution
- Step 1: Write the proportion equation
4,888,308.62 : 6,751,464.51 = 3,219,352.43 : x - Step 2: Convert to fraction form
4,888,308.62/6,751,464.51 = 3,219,352.43/x - Step 3: Cross multiply
4,888,308.62x = 6,751,464.51 × 3,219,352.43 - Step 4: Simplify right side
4,888,308.62x = 21,735,343,654,642.51 - Step 5: Solve for x
x = 21,735,343,654,642.51/4,888,308.62 - Step 6: Final answer
x = 4,446,393.49
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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.