Finding the Fourth Proportional to 4,363,343.24, 6,021,941.70 and 2,503,439.60
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Solution
The fourth proportional to 4,363,343.24, 6,021,941.70 and 2,503,439.60 is: 3,455,049.60
Step by Step Solution
- Step 1: Write the proportion equation
4,363,343.24 : 6,021,941.70 = 2,503,439.60 : x - Step 2: Convert to fraction form
4,363,343.24/6,021,941.70 = 2,503,439.60/x - Step 3: Cross multiply
4,363,343.24x = 6,021,941.70 × 2,503,439.60 - Step 4: Simplify right side
4,363,343.24x = 15,075,567,320,671.32 - Step 5: Solve for x
x = 15,075,567,320,671.32/4,363,343.24 - Step 6: Final answer
x = 3,455,049.60
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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.