Finding the Fourth Proportional to 2,391,049.22, 3,299,548.64 and 1,303,296.84
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Solution
The fourth proportional to 2,391,049.22, 3,299,548.64 and 1,303,296.84 is: 1,798,495.52
Step by Step Solution
- Step 1: Write the proportion equation
2,391,049.22 : 3,299,548.64 = 1,303,296.84 : x - Step 2: Convert to fraction form
2,391,049.22/3,299,548.64 = 1,303,296.84/x - Step 3: Cross multiply
2,391,049.22x = 3,299,548.64 × 1,303,296.84 - Step 4: Simplify right side
2,391,049.22x = 4,300,291,309,421.81 - Step 5: Solve for x
x = 4,300,291,309,421.81/2,391,049.22 - Step 6: Final answer
x = 1,798,495.52
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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.