Finding the Fourth Proportional to 1,412,237.44, 1,948,888.98 and 767,657.62
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Solution
The fourth proportional to 1,412,237.44, 1,948,888.98 and 767,657.62 is: 1,059,368.23
Step by Step Solution
- Step 1: Write the proportion equation
1,412,237.44 : 1,948,888.98 = 767,657.62 : x - Step 2: Convert to fraction form
1,412,237.44/1,948,888.98 = 767,657.62/x - Step 3: Cross multiply
1,412,237.44x = 1,948,888.98 × 767,657.62 - Step 4: Simplify right side
1,412,237.44x = 1,496,079,476,031.03 - Step 5: Solve for x
x = 1,496,079,476,031.03/1,412,237.44 - Step 6: Final answer
x = 1,059,368.23
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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.