Finding the Fourth Proportional to 1,961,349.24, 2,705,569.17 and 1,822,636.95
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Solution
The fourth proportional to 1,961,349.24, 2,705,569.17 and 1,822,636.95 is: 2,514,223.49
Step by Step Solution
- Step 1: Write the proportion equation
1,961,349.24 : 2,705,569.17 = 1,822,636.95 : x - Step 2: Convert to fraction form
1,961,349.24/2,705,569.17 = 1,822,636.95/x - Step 3: Cross multiply
1,961,349.24x = 2,705,569.17 × 1,822,636.95 - Step 4: Simplify right side
1,961,349.24x = 4,931,270,340,022.83 - Step 5: Solve for x
x = 4,931,270,340,022.83/1,961,349.24 - Step 6: Final answer
x = 2,514,223.49
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.