Finding the Fourth Proportional to 1,777,130.98, 2,449,890.03 and 1,266,947.62
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Solution
The fourth proportional to 1,777,130.98, 2,449,890.03 and 1,266,947.62 is: 1,746,569.26
Step by Step Solution
- Step 1: Write the proportion equation
1,777,130.98 : 2,449,890.03 = 1,266,947.62 : x - Step 2: Convert to fraction form
1,777,130.98/2,449,890.03 = 1,266,947.62/x - Step 3: Cross multiply
1,777,130.98x = 2,449,890.03 × 1,266,947.62 - Step 4: Simplify right side
1,777,130.98x = 3,103,882,342,770.23 - Step 5: Solve for x
x = 3,103,882,342,770.23/1,777,130.98 - Step 6: Final answer
x = 1,746,569.26
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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.