Finding the Fourth Proportional to 4,679,763.65, 6,457,480.14 and 2,745,318.41
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Solution
The fourth proportional to 4,679,763.65, 6,457,480.14 and 2,745,318.41 is: 3,788,191.12
Step by Step Solution
- Step 1: Write the proportion equation
4,679,763.65 : 6,457,480.14 = 2,745,318.41 : x - Step 2: Convert to fraction form
4,679,763.65/6,457,480.14 = 2,745,318.41/x - Step 3: Cross multiply
4,679,763.65x = 6,457,480.14 × 2,745,318.41 - Step 4: Simplify right side
4,679,763.65x = 17,727,839,110,551.38 - Step 5: Solve for x
x = 17,727,839,110,551.38/4,679,763.65 - Step 6: Final answer
x = 3,788,191.12
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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.