Finding the Fourth Proportional to 3,925,927.90, 5,888,892.66 and 1,230,252.58
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Solution
The fourth proportional to 3,925,927.90, 5,888,892.66 and 1,230,252.58 is: 1,845,379.12
Step by Step Solution
- Step 1: Write the proportion equation
3,925,927.90 : 5,888,892.66 = 1,230,252.58 : x - Step 2: Convert to fraction form
3,925,927.90/5,888,892.66 = 1,230,252.58/x - Step 3: Cross multiply
3,925,927.90x = 5,888,892.66 × 1,230,252.58 - Step 4: Simplify right side
3,925,927.90x = 7,244,825,388,308.06 - Step 5: Solve for x
x = 7,244,825,388,308.06/3,925,927.90 - Step 6: Final answer
x = 1,845,379.12
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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.