Finding the Fourth Proportional to 2,390,531.62, 3,299,050.60 and 1,344,282.12
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Solution
The fourth proportional to 2,390,531.62, 3,299,050.60 and 1,344,282.12 is: 1,855,175.10
Step by Step Solution
- Step 1: Write the proportion equation
2,390,531.62 : 3,299,050.60 = 1,344,282.12 : x - Step 2: Convert to fraction form
2,390,531.62/3,299,050.60 = 1,344,282.12/x - Step 3: Cross multiply
2,390,531.62x = 3,299,050.60 × 1,344,282.12 - Step 4: Simplify right side
2,390,531.62x = 4,434,854,743,566.01 - Step 5: Solve for x
x = 4,434,854,743,566.01/2,390,531.62 - Step 6: Final answer
x = 1,855,175.10
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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.