Finding the Fourth Proportional to 1,687,749.74, 2,329,075.68 and 923,794.19
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Solution
The fourth proportional to 1,687,749.74, 2,329,075.68 and 923,794.19 is: 1,274,825.60
Step by Step Solution
- Step 1: Write the proportion equation
1,687,749.74 : 2,329,075.68 = 923,794.19 : x - Step 2: Convert to fraction form
1,687,749.74/2,329,075.68 = 923,794.19/x - Step 3: Cross multiply
1,687,749.74x = 2,329,075.68 × 923,794.19 - Step 4: Simplify right side
1,687,749.74x = 2,151,586,581,254.30 - Step 5: Solve for x
x = 2,151,586,581,254.30/1,687,749.74 - Step 6: Final answer
x = 1,274,825.60
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.