Finding the Fourth Proportional to 3,326,907.42, 4,989,475.53 and 930,603.42
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Solution
The fourth proportional to 3,326,907.42, 4,989,475.53 and 930,603.42 is: 1,395,657.41
Step by Step Solution
- Step 1: Write the proportion equation
3,326,907.42 : 4,989,475.53 = 930,603.42 : x - Step 2: Convert to fraction form
3,326,907.42/4,989,475.53 = 930,603.42/x - Step 3: Cross multiply
3,326,907.42x = 4,989,475.53 × 930,603.42 - Step 4: Simplify right side
3,326,907.42x = 4,643,222,992,224.31 - Step 5: Solve for x
x = 4,643,222,992,224.31/3,326,907.42 - Step 6: Final answer
x = 1,395,657.41
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.