Finding the Fourth Proportional to 1,436,365.58, 2,153,885.97 and 425,125.94
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Solution
The fourth proportional to 1,436,365.58, 2,153,885.97 and 425,125.94 is: 637,492.86
Step by Step Solution
- Step 1: Write the proportion equation
1,436,365.58 : 2,153,885.97 = 425,125.94 : x - Step 2: Convert to fraction form
1,436,365.58/2,153,885.97 = 425,125.94/x - Step 3: Cross multiply
1,436,365.58x = 2,153,885.97 × 425,125.94 - Step 4: Simplify right side
1,436,365.58x = 915,672,797,649.06 - Step 5: Solve for x
x = 915,672,797,649.06/1,436,365.58 - Step 6: Final answer
x = 637,492.86
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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.