Finding the Fourth Proportional to 973,147.57, 1,457,687.14 and 782,579.07
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Solution
The fourth proportional to 973,147.57, 1,457,687.14 and 782,579.07 is: 1,172,232.75
Step by Step Solution
- Step 1: Write the proportion equation
973,147.57 : 1,457,687.14 = 782,579.07 : x - Step 2: Convert to fraction form
973,147.57/1,457,687.14 = 782,579.07/x - Step 3: Cross multiply
973,147.57x = 1,457,687.14 × 782,579.07 - Step 4: Simplify right side
973,147.57x = 1,140,755,444,415.71 - Step 5: Solve for x
x = 1,140,755,444,415.71/973,147.57 - Step 6: Final answer
x = 1,172,232.75
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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.