Finding the Fourth Proportional to 4,106,471.80, 5,666,966.98 and 2,270,834.68
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Solution
The fourth proportional to 4,106,471.80, 5,666,966.98 and 2,270,834.68 is: 3,133,771.71
Step by Step Solution
- Step 1: Write the proportion equation
4,106,471.80 : 5,666,966.98 = 2,270,834.68 : x - Step 2: Convert to fraction form
4,106,471.80/5,666,966.98 = 2,270,834.68/x - Step 3: Cross multiply
4,106,471.80x = 5,666,966.98 × 2,270,834.68 - Step 4: Simplify right side
4,106,471.80x = 12,868,745,148,598.87 - Step 5: Solve for x
x = 12,868,745,148,598.87/4,106,471.80 - Step 6: Final answer
x = 3,133,771.71
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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.