Finding the Fourth Proportional to 1,670,842.62, 2,305,763.01 and 906,895.98
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Solution
The fourth proportional to 1,670,842.62, 2,305,763.01 and 906,895.98 is: 1,251,516.56
Step by Step Solution
- Step 1: Write the proportion equation
1,670,842.62 : 2,305,763.01 = 906,895.98 : x - Step 2: Convert to fraction form
1,670,842.62/2,305,763.01 = 906,895.98/x - Step 3: Cross multiply
1,670,842.62x = 2,305,763.01 × 906,895.98 - Step 4: Simplify right side
1,670,842.62x = 2,091,087,204,601.70 - Step 5: Solve for x
x = 2,091,087,204,601.70/1,670,842.62 - Step 6: Final answer
x = 1,251,516.56
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.