Finding the Fourth Proportional to 1,553,840.70, 2,330,897.74 and 474,596.91
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Solution
The fourth proportional to 1,553,840.70, 2,330,897.74 and 474,596.91 is: 711,937.11
Step by Step Solution
- Step 1: Write the proportion equation
1,553,840.70 : 2,330,897.74 = 474,596.91 : x - Step 2: Convert to fraction form
1,553,840.70/2,330,897.74 = 474,596.91/x - Step 3: Cross multiply
1,553,840.70x = 2,330,897.74 × 474,596.91 - Step 4: Simplify right side
1,553,840.70x = 1,106,236,864,929.98 - Step 5: Solve for x
x = 1,106,236,864,929.98/1,553,840.70 - Step 6: Final answer
x = 711,937.11
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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.