Finding the Fourth Proportional to 2,877,336.63, 3,970,724.90 and 1,588,177.35
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Solution
The fourth proportional to 2,877,336.63, 3,970,724.90 and 1,588,177.35 is: 2,191,684.93
Step by Step Solution
- Step 1: Write the proportion equation
2,877,336.63 : 3,970,724.90 = 1,588,177.35 : x - Step 2: Convert to fraction form
2,877,336.63/3,970,724.90 = 1,588,177.35/x - Step 3: Cross multiply
2,877,336.63x = 3,970,724.90 × 1,588,177.35 - Step 4: Simplify right side
2,877,336.63x = 6,306,215,341,320.13 - Step 5: Solve for x
x = 6,306,215,341,320.13/2,877,336.63 - Step 6: Final answer
x = 2,191,684.93
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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.