Finding the Fourth Proportional to 2,491,124.73, 3,437,762.64 and 1,403,409.36
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Solution
The fourth proportional to 2,491,124.73, 3,437,762.64 and 1,403,409.36 is: 1,936,710.84
Step by Step Solution
- Step 1: Write the proportion equation
2,491,124.73 : 3,437,762.64 = 1,403,409.36 : x - Step 2: Convert to fraction form
2,491,124.73/3,437,762.64 = 1,403,409.36/x - Step 3: Cross multiply
2,491,124.73x = 3,437,762.64 × 1,403,409.36 - Step 4: Simplify right side
2,491,124.73x = 4,824,588,266,434.31 - Step 5: Solve for x
x = 4,824,588,266,434.31/2,491,124.73 - Step 6: Final answer
x = 1,936,710.84
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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.