Finding the Fourth Proportional to 1,936,424.19, 2,672,265.42 and 1,065,270.99
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Solution
The fourth proportional to 1,936,424.19, 2,672,265.42 and 1,065,270.99 is: 1,470,073.99
Step by Step Solution
- Step 1: Write the proportion equation
1,936,424.19 : 2,672,265.42 = 1,065,270.99 : x - Step 2: Convert to fraction form
1,936,424.19/2,672,265.42 = 1,065,270.99/x - Step 3: Cross multiply
1,936,424.19x = 2,672,265.42 × 1,065,270.99 - Step 4: Simplify right side
1,936,424.19x = 2,846,686,829,506.17 - Step 5: Solve for x
x = 2,846,686,829,506.17/1,936,424.19 - Step 6: Final answer
x = 1,470,073.99
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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.