Finding the Fourth Proportional to 2,873,806.65, 3,965,828.99 and 1,584,701.37
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Solution
The fourth proportional to 2,873,806.65, 3,965,828.99 and 1,584,701.37 is: 2,186,874.55
Step by Step Solution
- Step 1: Write the proportion equation
2,873,806.65 : 3,965,828.99 = 1,584,701.37 : x - Step 2: Convert to fraction form
2,873,806.65/3,965,828.99 = 1,584,701.37/x - Step 3: Cross multiply
2,873,806.65x = 3,965,828.99 × 1,584,701.37 - Step 4: Simplify right side
2,873,806.65x = 6,284,654,625,715.21 - Step 5: Solve for x
x = 6,284,654,625,715.21/2,873,806.65 - Step 6: Final answer
x = 2,186,874.55
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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.