Finding the Fourth Proportional to 1,657,227.84, 2,287,149.88 and 1,013,025.12
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Solution
The fourth proportional to 1,657,227.84, 2,287,149.88 and 1,013,025.12 is: 1,398,081.92
Step by Step Solution
- Step 1: Write the proportion equation
1,657,227.84 : 2,287,149.88 = 1,013,025.12 : x - Step 2: Convert to fraction form
1,657,227.84/2,287,149.88 = 1,013,025.12/x - Step 3: Cross multiply
1,657,227.84x = 2,287,149.88 × 1,013,025.12 - Step 4: Simplify right side
1,657,227.84x = 2,316,940,281,644.99 - Step 5: Solve for x
x = 2,316,940,281,644.99/1,657,227.84 - Step 6: Final answer
x = 1,398,081.92
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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.