Finding the Fourth Proportional to 2,615,843.70, 3,609,427.94 and 1,454,257.53
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Solution
The fourth proportional to 2,615,843.70, 3,609,427.94 and 1,454,257.53 is: 2,006,632.80
Step by Step Solution
- Step 1: Write the proportion equation
2,615,843.70 : 3,609,427.94 = 1,454,257.53 : x - Step 2: Convert to fraction form
2,615,843.70/3,609,427.94 = 1,454,257.53/x - Step 3: Cross multiply
2,615,843.70x = 3,609,427.94 × 1,454,257.53 - Step 4: Simplify right side
2,615,843.70x = 5,249,037,758,919.57 - Step 5: Solve for x
x = 5,249,037,758,919.57/2,615,843.70 - Step 6: Final answer
x = 2,006,632.80
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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.