Finding the Fourth Proportional to 4,450,907.58, 6,142,582.35 and 2,490,982.07
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Solution
The fourth proportional to 4,450,907.58, 6,142,582.35 and 2,490,982.07 is: 3,437,739.88
Step by Step Solution
- Step 1: Write the proportion equation
4,450,907.58 : 6,142,582.35 = 2,490,982.07 : x - Step 2: Convert to fraction form
4,450,907.58/6,142,582.35 = 2,490,982.07/x - Step 3: Cross multiply
4,450,907.58x = 6,142,582.35 × 2,490,982.07 - Step 4: Simplify right side
4,450,907.58x = 15,301,062,466,635.55 - Step 5: Solve for x
x = 15,301,062,466,635.55/4,450,907.58 - Step 6: Final answer
x = 3,437,739.88
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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.