Finding the Fourth Proportional to 2,164,039.86, 3,246,953.99 and 948,987.77
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Solution
The fourth proportional to 2,164,039.86, 3,246,953.99 and 948,987.77 is: 1,423,873.78
Step by Step Solution
- Step 1: Write the proportion equation
2,164,039.86 : 3,246,953.99 = 948,987.77 : x - Step 2: Convert to fraction form
2,164,039.86/3,246,953.99 = 948,987.77/x - Step 3: Cross multiply
2,164,039.86x = 3,246,953.99 × 948,987.77 - Step 4: Simplify right side
2,164,039.86x = 3,081,319,627,105.81 - Step 5: Solve for x
x = 3,081,319,627,105.81/2,164,039.86 - Step 6: Final answer
x = 1,423,873.78
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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.