Finding the Fourth Proportional to 2,409,807.68, 3,615,108.96 and 989,486.72
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Solution
The fourth proportional to 2,409,807.68, 3,615,108.96 and 989,486.72 is: 1,484,393.27
Step by Step Solution
- Step 1: Write the proportion equation
2,409,807.68 : 3,615,108.96 = 989,486.72 : x - Step 2: Convert to fraction form
2,409,807.68/3,615,108.96 = 989,486.72/x - Step 3: Cross multiply
2,409,807.68x = 3,615,108.96 × 989,486.72 - Step 4: Simplify right side
2,409,807.68x = 3,577,102,307,273.01 - Step 5: Solve for x
x = 3,577,102,307,273.01/2,409,807.68 - Step 6: Final answer
x = 1,484,393.27
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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.