Finding the Fourth Proportional to 1,553,839.70, 2,330,896.24 and 474,595.91
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Solution
The fourth proportional to 1,553,839.70, 2,330,896.24 and 474,595.91 is: 711,935.61
Step by Step Solution
- Step 1: Write the proportion equation
1,553,839.70 : 2,330,896.24 = 474,595.91 : x - Step 2: Convert to fraction form
1,553,839.70/2,330,896.24 = 474,595.91/x - Step 3: Cross multiply
1,553,839.70x = 2,330,896.24 × 474,595.91 - Step 4: Simplify right side
1,553,839.70x = 1,106,233,810,483.90 - Step 5: Solve for x
x = 1,106,233,810,483.90/1,553,839.70 - Step 6: Final answer
x = 711,935.61
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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.