Finding the Fourth Proportional to 2,681,057.68, 3,699,894.18 and 1,457,380.96
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Solution
The fourth proportional to 2,681,057.68, 3,699,894.18 and 1,457,380.96 is: 2,011,204.52
Step by Step Solution
- Step 1: Write the proportion equation
2,681,057.68 : 3,699,894.18 = 1,457,380.96 : x - Step 2: Convert to fraction form
2,681,057.68/3,699,894.18 = 1,457,380.96/x - Step 3: Cross multiply
2,681,057.68x = 3,699,894.18 × 1,457,380.96 - Step 4: Simplify right side
2,681,057.68x = 5,392,155,331,946.81 - Step 5: Solve for x
x = 5,392,155,331,946.81/2,681,057.68 - Step 6: Final answer
x = 2,011,204.52
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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.