Finding the Fourth Proportional to 1,306,614.49, 1,959,158.80 and 506,962.09
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Solution
The fourth proportional to 1,306,614.49, 1,959,158.80 and 506,962.09 is: 760,147.12
Step by Step Solution
- Step 1: Write the proportion equation
1,306,614.49 : 1,959,158.80 = 506,962.09 : x - Step 2: Convert to fraction form
1,306,614.49/1,959,158.80 = 506,962.09/x - Step 3: Cross multiply
1,306,614.49x = 1,959,158.80 × 506,962.09 - Step 4: Simplify right side
1,306,614.49x = 993,219,240,120.88 - Step 5: Solve for x
x = 993,219,240,120.88/1,306,614.49 - Step 6: Final answer
x = 760,147.12
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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.