Finding the Fourth Proportional to 1,377,102.18, 1,900,626.49 and 1,147,295.06
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Solution
The fourth proportional to 1,377,102.18, 1,900,626.49 and 1,147,295.06 is: 1,583,455.04
Step by Step Solution
- Step 1: Write the proportion equation
1,377,102.18 : 1,900,626.49 = 1,147,295.06 : x - Step 2: Convert to fraction form
1,377,102.18/1,900,626.49 = 1,147,295.06/x - Step 3: Cross multiply
1,377,102.18x = 1,900,626.49 × 1,147,295.06 - Step 4: Simplify right side
1,377,102.18x = 2,180,579,382,882.14 - Step 5: Solve for x
x = 2,180,579,382,882.14/1,377,102.18 - Step 6: Final answer
x = 1,583,455.04
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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.