Finding the Fourth Proportional to 4,485,903.50, 6,728,854.64 and 2,476,921.25
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Solution
The fourth proportional to 4,485,903.50, 6,728,854.64 and 2,476,921.25 is: 3,715,381.53
Step by Step Solution
- Step 1: Write the proportion equation
4,485,903.50 : 6,728,854.64 = 2,476,921.25 : x - Step 2: Convert to fraction form
4,485,903.50/6,728,854.64 = 2,476,921.25/x - Step 3: Cross multiply
4,485,903.50x = 6,728,854.64 × 2,476,921.25 - Step 4: Simplify right side
4,485,903.50x = 16,666,842,999,948.22 - Step 5: Solve for x
x = 16,666,842,999,948.22/4,485,903.50 - Step 6: Final answer
x = 3,715,381.53
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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.