Finding the Fourth Proportional to 1,232,312.65, 1,848,448.98 and 474,318.78
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Solution
The fourth proportional to 1,232,312.65, 1,848,448.98 and 474,318.78 is: 711,470.48
Step by Step Solution
- Step 1: Write the proportion equation
1,232,312.65 : 1,848,448.98 = 474,318.78 : x - Step 2: Convert to fraction form
1,232,312.65/1,848,448.98 = 474,318.78/x - Step 3: Cross multiply
1,232,312.65x = 1,848,448.98 × 474,318.78 - Step 4: Simplify right side
1,232,312.65x = 876,754,068,586.05 - Step 5: Solve for x
x = 876,754,068,586.05/1,232,312.65 - Step 6: Final answer
x = 711,470.48
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.