Finding the Fourth Proportional to 2,680,226.58, 3,699,574.65 and 1,715,953.98
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Solution
The fourth proportional to 2,680,226.58, 3,699,574.65 and 1,715,953.98 is: 2,368,568.35
Step by Step Solution
- Step 1: Write the proportion equation
2,680,226.58 : 3,699,574.65 = 1,715,953.98 : x - Step 2: Convert to fraction form
2,680,226.58/3,699,574.65 = 1,715,953.98/x - Step 3: Cross multiply
2,680,226.58x = 3,699,574.65 × 1,715,953.98 - Step 4: Simplify right side
2,680,226.58x = 6,348,299,844,974.61 - Step 5: Solve for x
x = 6,348,299,844,974.61/2,680,226.58 - Step 6: Final answer
x = 2,368,568.35
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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.