Finding the Fourth Proportional to 2,181,437.93, 3,273,651.35 and 761,493.75
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Solution
The fourth proportional to 2,181,437.93, 3,273,651.35 and 761,493.75 is: 1,142,762.31
Step by Step Solution
- Step 1: Write the proportion equation
2,181,437.93 : 3,273,651.35 = 761,493.75 : x - Step 2: Convert to fraction form
2,181,437.93/3,273,651.35 = 761,493.75/x - Step 3: Cross multiply
2,181,437.93x = 3,273,651.35 × 761,493.75 - Step 4: Simplify right side
2,181,437.93x = 2,492,865,042,704.06 - Step 5: Solve for x
x = 2,492,865,042,704.06/2,181,437.93 - Step 6: Final answer
x = 1,142,762.31
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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.