Finding the Fourth Proportional to 1,662,482.16, 2,292,694.41 and 1,049,569.92
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Solution
The fourth proportional to 1,662,482.16, 2,292,694.41 and 1,049,569.92 is: 1,447,439.95
Step by Step Solution
- Step 1: Write the proportion equation
1,662,482.16 : 2,292,694.41 = 1,049,569.92 : x - Step 2: Convert to fraction form
1,662,482.16/2,292,694.41 = 1,049,569.92/x - Step 3: Cross multiply
1,662,482.16x = 2,292,694.41 × 1,049,569.92 - Step 4: Simplify right side
1,662,482.16x = 2,406,343,088,488.15 - Step 5: Solve for x
x = 2,406,343,088,488.15/1,662,482.16 - Step 6: Final answer
x = 1,447,439.95
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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.