Finding the Fourth Proportional to 4,248,042.53, 6,369,701.56 and 1,406,604.65
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Solution
The fourth proportional to 4,248,042.53, 6,369,701.56 and 1,406,604.65 is: 2,109,124.79
Step by Step Solution
- Step 1: Write the proportion equation
4,248,042.53 : 6,369,701.56 = 1,406,604.65 : x - Step 2: Convert to fraction form
4,248,042.53/6,369,701.56 = 1,406,604.65/x - Step 3: Cross multiply
4,248,042.53x = 6,369,701.56 × 1,406,604.65 - Step 4: Simplify right side
4,248,042.53x = 8,959,651,798,043.24 - Step 5: Solve for x
x = 8,959,651,798,043.24/4,248,042.53 - Step 6: Final answer
x = 2,109,124.79
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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.