Finding the Fourth Proportional to 1,545,506.26, 2,316,623.21 and 519,860.16
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Solution
The fourth proportional to 1,545,506.26, 2,316,623.21 and 519,860.16 is: 779,239.88
Step by Step Solution
- Step 1: Write the proportion equation
1,545,506.26 : 2,316,623.21 = 519,860.16 : x - Step 2: Convert to fraction form
1,545,506.26/2,316,623.21 = 519,860.16/x - Step 3: Cross multiply
1,545,506.26x = 2,316,623.21 × 519,860.16 - Step 4: Simplify right side
1,545,506.26x = 1,204,320,112,610.31 - Step 5: Solve for x
x = 1,204,320,112,610.31/1,545,506.26 - Step 6: Final answer
x = 779,239.88
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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.