Finding the Fourth Proportional to 1,554,699.70, 2,331,896.46 and 543,635.02
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Solution
The fourth proportional to 1,554,699.70, 2,331,896.46 and 543,635.02 is: 815,399.00
Step by Step Solution
- Step 1: Write the proportion equation
1,554,699.70 : 2,331,896.46 = 543,635.02 : x - Step 2: Convert to fraction form
1,554,699.70/2,331,896.46 = 543,635.02/x - Step 3: Cross multiply
1,554,699.70x = 2,331,896.46 × 543,635.02 - Step 4: Simplify right side
1,554,699.70x = 1,267,700,578,670.03 - Step 5: Solve for x
x = 1,267,700,578,670.03/1,554,699.70 - Step 6: Final answer
x = 815,399.00
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.