Finding the Fourth Proportional to 1,965,223.67, 2,948,437.14 and 1,006,358.19
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Solution
The fourth proportional to 1,965,223.67, 2,948,437.14 and 1,006,358.19 is: 1,509,845.38
Step by Step Solution
- Step 1: Write the proportion equation
1,965,223.67 : 2,948,437.14 = 1,006,358.19 : x - Step 2: Convert to fraction form
1,965,223.67/2,948,437.14 = 1,006,358.19/x - Step 3: Cross multiply
1,965,223.67x = 2,948,437.14 × 1,006,358.19 - Step 4: Simplify right side
1,965,223.67x = 2,967,183,874,595.82 - Step 5: Solve for x
x = 2,967,183,874,595.82/1,965,223.67 - Step 6: Final answer
x = 1,509,845.38
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.