Finding the Fourth Proportional to 5,651,420.49, 7,798,723.00 and 3,204,196.18
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Solution
The fourth proportional to 5,651,420.49, 7,798,723.00 and 3,204,196.18 is: 4,421,656.19
Step by Step Solution
- Step 1: Write the proportion equation
5,651,420.49 : 7,798,723.00 = 3,204,196.18 : x - Step 2: Convert to fraction form
5,651,420.49/7,798,723.00 = 3,204,196.18/x - Step 3: Cross multiply
5,651,420.49x = 7,798,723.00 × 3,204,196.18 - Step 4: Simplify right side
5,651,420.49x = 24,988,638,417,970.84 - Step 5: Solve for x
x = 24,988,638,417,970.84/5,651,420.49 - Step 6: Final answer
x = 4,421,656.19
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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.