Finding the Fourth Proportional to 2,320,129.03, 3,202,163.13 and 1,353,259.32
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Solution
The fourth proportional to 2,320,129.03, 3,202,163.13 and 1,353,259.32 is: 1,867,722.46
Step by Step Solution
- Step 1: Write the proportion equation
2,320,129.03 : 3,202,163.13 = 1,353,259.32 : x - Step 2: Convert to fraction form
2,320,129.03/3,202,163.13 = 1,353,259.32/x - Step 3: Cross multiply
2,320,129.03x = 3,202,163.13 × 1,353,259.32 - Step 4: Simplify right side
2,320,129.03x = 4,333,357,099,832.87 - Step 5: Solve for x
x = 4,333,357,099,832.87/2,320,129.03 - Step 6: Final answer
x = 1,867,722.46
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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.