Finding the Fourth Proportional to 4,539,905.68, 6,265,028.64 and 2,502,715.12
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Solution
The fourth proportional to 4,539,905.68, 6,265,028.64 and 2,502,715.12 is: 3,453,724.15
Step by Step Solution
- Step 1: Write the proportion equation
4,539,905.68 : 6,265,028.64 = 2,502,715.12 : x - Step 2: Convert to fraction form
4,539,905.68/6,265,028.64 = 2,502,715.12/x - Step 3: Cross multiply
4,539,905.68x = 6,265,028.64 × 2,502,715.12 - Step 4: Simplify right side
4,539,905.68x = 15,679,581,904,561.04 - Step 5: Solve for x
x = 15,679,581,904,561.04/4,539,905.68 - Step 6: Final answer
x = 3,453,724.15
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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.