Finding the Fourth Proportional to 2,877,822.67, 3,971,291.19 and 1,588,635.40
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Solution
The fourth proportional to 2,877,822.67, 3,971,291.19 and 1,588,635.40 is: 2,192,259.39
Step by Step Solution
- Step 1: Write the proportion equation
2,877,822.67 : 3,971,291.19 = 1,588,635.40 : x - Step 2: Convert to fraction form
2,877,822.67/3,971,291.19 = 1,588,635.40/x - Step 3: Cross multiply
2,877,822.67x = 3,971,291.19 × 1,588,635.40 - Step 4: Simplify right side
2,877,822.67x = 6,308,933,768,142.13 - Step 5: Solve for x
x = 6,308,933,768,142.13/2,877,822.67 - Step 6: Final answer
x = 2,192,259.39
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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.