Finding the Fourth Proportional to 2,138,095.04, 3,207,115.79 and 518,877.29
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Solution
The fourth proportional to 2,138,095.04, 3,207,115.79 and 518,877.29 is: 778,309.43
Step by Step Solution
- Step 1: Write the proportion equation
2,138,095.04 : 3,207,115.79 = 518,877.29 : x - Step 2: Convert to fraction form
2,138,095.04/3,207,115.79 = 518,877.29/x - Step 3: Cross multiply
2,138,095.04x = 3,207,115.79 × 518,877.29 - Step 4: Simplify right side
2,138,095.04x = 1,664,099,533,795.83 - Step 5: Solve for x
x = 1,664,099,533,795.83/2,138,095.04 - Step 6: Final answer
x = 778,309.43
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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.