Finding the Fourth Proportional to 1,609,964.70, 2,412,873.45 and 1,234,124.70
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Solution
The fourth proportional to 1,609,964.70, 2,412,873.45 and 1,234,124.70 is: 1,849,597.52
Step by Step Solution
- Step 1: Write the proportion equation
1,609,964.70 : 2,412,873.45 = 1,234,124.70 : x - Step 2: Convert to fraction form
1,609,964.70/2,412,873.45 = 1,234,124.70/x - Step 3: Cross multiply
1,609,964.70x = 2,412,873.45 × 1,234,124.70 - Step 4: Simplify right side
1,609,964.70x = 2,977,786,722,619.22 - Step 5: Solve for x
x = 2,977,786,722,619.22/1,609,964.70 - Step 6: Final answer
x = 1,849,597.52
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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.