Finding the Fourth Proportional to 2,781,659.34, 4,173,088.44 and 862,531.94
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Solution
The fourth proportional to 2,781,659.34, 4,173,088.44 and 862,531.94 is: 1,293,983.79
Step by Step Solution
- Step 1: Write the proportion equation
2,781,659.34 : 4,173,088.44 = 862,531.94 : x - Step 2: Convert to fraction form
2,781,659.34/4,173,088.44 = 862,531.94/x - Step 3: Cross multiply
2,781,659.34x = 4,173,088.44 × 862,531.94 - Step 4: Simplify right side
2,781,659.34x = 3,599,422,081,611.99 - Step 5: Solve for x
x = 3,599,422,081,611.99/2,781,659.34 - Step 6: Final answer
x = 1,293,983.79
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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.