Finding the Fourth Proportional to 2,673,842.68, 3,689,908.98 and 1,527,920.29
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Solution
The fourth proportional to 2,673,842.68, 3,689,908.98 and 1,527,920.29 is: 2,108,533.48
Step by Step Solution
- Step 1: Write the proportion equation
2,673,842.68 : 3,689,908.98 = 1,527,920.29 : x - Step 2: Convert to fraction form
2,673,842.68/3,689,908.98 = 1,527,920.29/x - Step 3: Cross multiply
2,673,842.68x = 3,689,908.98 × 1,527,920.29 - Step 4: Simplify right side
2,673,842.68x = 5,637,886,798,795.20 - Step 5: Solve for x
x = 5,637,886,798,795.20/2,673,842.68 - Step 6: Final answer
x = 2,108,533.48
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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.