Finding the Fourth Proportional to 4,282,131.65, 6,423,202.33 and 1,442,005.97
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Solution
The fourth proportional to 4,282,131.65, 6,423,202.33 and 1,442,005.97 is: 2,163,010.58
Step by Step Solution
- Step 1: Write the proportion equation
4,282,131.65 : 6,423,202.33 = 1,442,005.97 : x - Step 2: Convert to fraction form
4,282,131.65/6,423,202.33 = 1,442,005.97/x - Step 3: Cross multiply
4,282,131.65x = 6,423,202.33 × 1,442,005.97 - Step 4: Simplify right side
4,282,131.65x = 9,262,296,070,656.88 - Step 5: Solve for x
x = 9,262,296,070,656.88/4,282,131.65 - Step 6: Final answer
x = 2,163,010.58
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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.