Finding the Fourth Proportional to 2,386,486.46, 3,292,775.24 and 1,406,465.80
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Solution
The fourth proportional to 2,386,486.46, 3,292,775.24 and 1,406,465.80 is: 1,940,583.29
Step by Step Solution
- Step 1: Write the proportion equation
2,386,486.46 : 3,292,775.24 = 1,406,465.80 : x - Step 2: Convert to fraction form
2,386,486.46/3,292,775.24 = 1,406,465.80/x - Step 3: Cross multiply
2,386,486.46x = 3,292,775.24 × 1,406,465.80 - Step 4: Simplify right side
2,386,486.46x = 4,631,175,746,882.53 - Step 5: Solve for x
x = 4,631,175,746,882.53/2,386,486.46 - Step 6: Final answer
x = 1,940,583.29
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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.