Finding the Fourth Proportional to 2,681,471.14, 3,700,503.20 and 1,457,859
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Solution
The fourth proportional to 2,681,471.14, 3,700,503.20 and 1,457,859 is: 2,011,885.12
Step by Step Solution
- Step 1: Write the proportion equation
2,681,471.14 : 3,700,503.20 = 1,457,859 : x - Step 2: Convert to fraction form
2,681,471.14/3,700,503.20 = 1,457,859/x - Step 3: Cross multiply
2,681,471.14x = 3,700,503.20 × 1,457,859 - Step 4: Simplify right side
2,681,471.14x = 5,394,811,894,648.80 - Step 5: Solve for x
x = 5,394,811,894,648.80/2,681,471.14 - Step 6: Final answer
x = 2,011,885.12
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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.