Finding the Fourth Proportional to 1,560,240.36, 2,153,174.18 and 881,277.80
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Solution
The fourth proportional to 1,560,240.36, 2,153,174.18 and 881,277.80 is: 1,216,187.36
Step by Step Solution
- Step 1: Write the proportion equation
1,560,240.36 : 2,153,174.18 = 881,277.80 : x - Step 2: Convert to fraction form
1,560,240.36/2,153,174.18 = 881,277.80/x - Step 3: Cross multiply
1,560,240.36x = 2,153,174.18 × 881,277.80 - Step 4: Simplify right side
1,560,240.36x = 1,897,544,604,367.20 - Step 5: Solve for x
x = 1,897,544,604,367.20/1,560,240.36 - Step 6: Final answer
x = 1,216,187.36
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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.