Finding the Fourth Proportional to 3,223,745.84, 4,448,628.72 and 1,773,349.28
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Solution
The fourth proportional to 3,223,745.84, 4,448,628.72 and 1,773,349.28 is: 2,447,144.70
Step by Step Solution
- Step 1: Write the proportion equation
3,223,745.84 : 4,448,628.72 = 1,773,349.28 : x - Step 2: Convert to fraction form
3,223,745.84/4,448,628.72 = 1,773,349.28/x - Step 3: Cross multiply
3,223,745.84x = 4,448,628.72 × 1,773,349.28 - Step 4: Simplify right side
3,223,745.84x = 7,888,972,537,599.32 - Step 5: Solve for x
x = 7,888,972,537,599.32/3,223,745.84 - Step 6: Final answer
x = 2,447,144.70
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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.