Finding the Fourth Proportional to 1,108,912.76, 1,662,653.99 and 435,062.17
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Solution
The fourth proportional to 1,108,912.76, 1,662,653.99 and 435,062.17 is: 652,312.68
Step by Step Solution
- Step 1: Write the proportion equation
1,108,912.76 : 1,662,653.99 = 435,062.17 : x - Step 2: Convert to fraction form
1,108,912.76/1,662,653.99 = 435,062.17/x - Step 3: Cross multiply
1,108,912.76x = 1,662,653.99 × 435,062.17 - Step 4: Simplify right side
1,108,912.76x = 723,357,850,673.25 - Step 5: Solve for x
x = 723,357,850,673.25/1,108,912.76 - Step 6: Final answer
x = 652,312.68
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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.