Finding the Fourth Proportional to 2,681,472.14, 3,700,504.58 and 1,457,860
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Solution
The fourth proportional to 2,681,472.14, 3,700,504.58 and 1,457,860 is: 2,011,886.50
Step by Step Solution
- Step 1: Write the proportion equation
2,681,472.14 : 3,700,504.58 = 1,457,860 : x - Step 2: Convert to fraction form
2,681,472.14/3,700,504.58 = 1,457,860/x - Step 3: Cross multiply
2,681,472.14x = 3,700,504.58 × 1,457,860 - Step 4: Simplify right side
2,681,472.14x = 5,394,817,606,998.80 - Step 5: Solve for x
x = 5,394,817,606,998.80/2,681,472.14 - Step 6: Final answer
x = 2,011,886.50
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1.5x scale
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.