Finding the Fourth Proportional to 4,032,418.90, 6,031,132.35 and 3,609,015.70
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Solution
The fourth proportional to 4,032,418.90, 6,031,132.35 and 3,609,015.70 is: 5,397,864.63
Step by Step Solution
- Step 1: Write the proportion equation
4,032,418.90 : 6,031,132.35 = 3,609,015.70 : x - Step 2: Convert to fraction form
4,032,418.90/6,031,132.35 = 3,609,015.70/x - Step 3: Cross multiply
4,032,418.90x = 6,031,132.35 × 3,609,015.70 - Step 4: Simplify right side
4,032,418.90x = 21,766,451,339,927.89 - Step 5: Solve for x
x = 21,766,451,339,927.89/4,032,418.90 - Step 6: Final answer
x = 5,397,864.63
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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.