Finding the Fourth Proportional to 2,486,919.70, 3,730,379.55 and 2,444,929.30
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Solution
The fourth proportional to 2,486,919.70, 3,730,379.55 and 2,444,929.30 is: 3,667,393.95
Step by Step Solution
- Step 1: Write the proportion equation
2,486,919.70 : 3,730,379.55 = 2,444,929.30 : x - Step 2: Convert to fraction form
2,486,919.70/3,730,379.55 = 2,444,929.30/x - Step 3: Cross multiply
2,486,919.70x = 3,730,379.55 × 2,444,929.30 - Step 4: Simplify right side
2,486,919.70x = 9,120,514,261,915.82 - Step 5: Solve for x
x = 9,120,514,261,915.82/2,486,919.70 - Step 6: Final answer
x = 3,667,393.95
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.