Finding the Fourth Proportional to 1,658,539.62, 2,488,945.64 and 579,052.32
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Solution
The fourth proportional to 1,658,539.62, 2,488,945.64 and 579,052.32 is: 868,975.17
Step by Step Solution
- Step 1: Write the proportion equation
1,658,539.62 : 2,488,945.64 = 579,052.32 : x - Step 2: Convert to fraction form
1,658,539.62/2,488,945.64 = 579,052.32/x - Step 3: Cross multiply
1,658,539.62x = 2,488,945.64 × 579,052.32 - Step 4: Simplify right side
1,658,539.62x = 1,441,229,747,195.88 - Step 5: Solve for x
x = 1,441,229,747,195.88/1,658,539.62 - Step 6: Final answer
x = 868,975.17
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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.