Finding the Fourth Proportional to 2,877,386.49, 3,970,793.75 and 1,588,227.35
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Solution
The fourth proportional to 2,877,386.49, 3,970,793.75 and 1,588,227.35 is: 2,191,753.95
Step by Step Solution
- Step 1: Write the proportion equation
2,877,386.49 : 3,970,793.75 = 1,588,227.35 : x - Step 2: Convert to fraction form
2,877,386.49/3,970,793.75 = 1,588,227.35/x - Step 3: Cross multiply
2,877,386.49x = 3,970,793.75 × 1,588,227.35 - Step 4: Simplify right side
2,877,386.49x = 6,306,523,207,163.96 - Step 5: Solve for x
x = 6,306,523,207,163.96/2,877,386.49 - Step 6: Final answer
x = 2,191,753.95
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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.