Finding the Fourth Proportional to 2,367,655.68, 3,268,253.36 and 1,551,911.92
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Solution
The fourth proportional to 2,367,655.68, 3,268,253.36 and 1,551,911.92 is: 2,142,220.84
Step by Step Solution
- Step 1: Write the proportion equation
2,367,655.68 : 3,268,253.36 = 1,551,911.92 : x - Step 2: Convert to fraction form
2,367,655.68/3,268,253.36 = 1,551,911.92/x - Step 3: Cross multiply
2,367,655.68x = 3,268,253.36 × 1,551,911.92 - Step 4: Simplify right side
2,367,655.68x = 5,072,041,346,964.05 - Step 5: Solve for x
x = 5,072,041,346,964.05/2,367,655.68 - Step 6: Final answer
x = 2,142,220.84
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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.