Finding the Fourth Proportional to 2,877,813.23, 3,971,278.19 and 1,588,625.94
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Solution
The fourth proportional to 2,877,813.23, 3,971,278.19 and 1,588,625.94 is: 2,192,246.35
Step by Step Solution
- Step 1: Write the proportion equation
2,877,813.23 : 3,971,278.19 = 1,588,625.94 : x - Step 2: Convert to fraction form
2,877,813.23/3,971,278.19 = 1,588,625.94/x - Step 3: Cross multiply
2,877,813.23x = 3,971,278.19 × 1,588,625.94 - Step 4: Simplify right side
2,877,813.23x = 6,308,875,548,582.79 - Step 5: Solve for x
x = 6,308,875,548,582.79/2,877,813.23 - Step 6: Final answer
x = 2,192,246.35
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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.