Finding the Fourth Proportional to 3,926,463.09, 5,889,523.28 and 1,230,726.87
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Solution
The fourth proportional to 3,926,463.09, 5,889,523.28 and 1,230,726.87 is: 1,846,036.59
Step by Step Solution
- Step 1: Write the proportion equation
3,926,463.09 : 5,889,523.28 = 1,230,726.87 : x - Step 2: Convert to fraction form
3,926,463.09/5,889,523.28 = 1,230,726.87/x - Step 3: Cross multiply
3,926,463.09x = 5,889,523.28 × 1,230,726.87 - Step 4: Simplify right side
3,926,463.09x = 7,248,394,546,032.90 - Step 5: Solve for x
x = 7,248,394,546,032.90/3,926,463.09 - Step 6: Final answer
x = 1,846,036.59
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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.