Finding the Fourth Proportional to 4,543,265.02, 6,269,745.77 and 2,478,289.76
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Solution
The fourth proportional to 4,543,265.02, 6,269,745.77 and 2,478,289.76 is: 3,420,061.72
Step by Step Solution
- Step 1: Write the proportion equation
4,543,265.02 : 6,269,745.77 = 2,478,289.76 : x - Step 2: Convert to fraction form
4,543,265.02/6,269,745.77 = 2,478,289.76/x - Step 3: Cross multiply
4,543,265.02x = 6,269,745.77 × 2,478,289.76 - Step 4: Simplify right side
4,543,265.02x = 15,538,246,763,926.59 - Step 5: Solve for x
x = 15,538,246,763,926.59/4,543,265.02 - Step 6: Final answer
x = 3,420,061.72
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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.