Finding the Fourth Proportional to 1,992,244.35, 2,749,284.36 and 1,132,804.53
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Solution
The fourth proportional to 1,992,244.35, 2,749,284.36 and 1,132,804.53 is: 1,563,262.95
Step by Step Solution
- Step 1: Write the proportion equation
1,992,244.35 : 2,749,284.36 = 1,132,804.53 : x - Step 2: Convert to fraction form
1,992,244.35/2,749,284.36 = 1,132,804.53/x - Step 3: Cross multiply
1,992,244.35x = 2,749,284.36 × 1,132,804.53 - Step 4: Simplify right side
1,992,244.35x = 3,114,401,777,266.15 - Step 5: Solve for x
x = 3,114,401,777,266.15/1,992,244.35 - Step 6: Final answer
x = 1,563,262.95
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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.