Finding the Fourth Proportional to 1,560,344.72, 2,153,116.68 and 881,149.52
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Solution
The fourth proportional to 1,560,344.72, 2,153,116.68 and 881,149.52 is: 1,215,896.53
Step by Step Solution
- Step 1: Write the proportion equation
1,560,344.72 : 2,153,116.68 = 881,149.52 : x - Step 2: Convert to fraction form
1,560,344.72/2,153,116.68 = 881,149.52/x - Step 3: Cross multiply
1,560,344.72x = 2,153,116.68 × 881,149.52 - Step 4: Simplify right side
1,560,344.72x = 1,897,217,729,085.99 - Step 5: Solve for x
x = 1,897,217,729,085.99/1,560,344.72 - Step 6: Final answer
x = 1,215,896.53
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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.