Finding the Fourth Proportional to 1,252,509.33, 1,728,462.99 and 679,549.55
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Solution
The fourth proportional to 1,252,509.33, 1,728,462.99 and 679,549.55 is: 937,778.43
Step by Step Solution
- Step 1: Write the proportion equation
1,252,509.33 : 1,728,462.99 = 679,549.55 : x - Step 2: Convert to fraction form
1,252,509.33/1,728,462.99 = 679,549.55/x - Step 3: Cross multiply
1,252,509.33x = 1,728,462.99 × 679,549.55 - Step 4: Simplify right side
1,252,509.33x = 1,174,576,238,403.84 - Step 5: Solve for x
x = 1,174,576,238,403.84/1,252,509.33 - Step 6: Final answer
x = 937,778.43
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.