Finding the Fourth Proportional to 1,762,357.28, 2,432,044.56 and 998,409.02
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Solution
The fourth proportional to 1,762,357.28, 2,432,044.56 and 998,409.02 is: 1,377,799.64
Step by Step Solution
- Step 1: Write the proportion equation
1,762,357.28 : 2,432,044.56 = 998,409.02 : x - Step 2: Convert to fraction form
1,762,357.28/2,432,044.56 = 998,409.02/x - Step 3: Cross multiply
1,762,357.28x = 2,432,044.56 × 998,409.02 - Step 4: Simplify right side
1,762,357.28x = 2,428,175,225,745.93 - Step 5: Solve for x
x = 2,428,175,225,745.93/1,762,357.28 - Step 6: Final answer
x = 1,377,799.64
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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.