Finding the Fourth Proportional to 4,864,900.91, 6,713,703.36 and 2,689,584.19
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Solution
The fourth proportional to 4,864,900.91, 6,713,703.36 and 2,689,584.19 is: 3,711,703.65
Step by Step Solution
- Step 1: Write the proportion equation
4,864,900.91 : 6,713,703.36 = 2,689,584.19 : x - Step 2: Convert to fraction form
4,864,900.91/6,713,703.36 = 2,689,584.19/x - Step 3: Cross multiply
4,864,900.91x = 6,713,703.36 × 2,689,584.19 - Step 4: Simplify right side
4,864,900.91x = 18,057,070,445,733.56 - Step 5: Solve for x
x = 18,057,070,445,733.56/4,864,900.91 - Step 6: Final answer
x = 3,711,703.65
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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.