Finding the Fourth Proportional to 1,576,721.18, 2,363,585.34 and 511,014.26
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Solution
The fourth proportional to 1,576,721.18, 2,363,585.34 and 511,014.26 is: 766,036.40
Step by Step Solution
- Step 1: Write the proportion equation
1,576,721.18 : 2,363,585.34 = 511,014.26 : x - Step 2: Convert to fraction form
1,576,721.18/2,363,585.34 = 511,014.26/x - Step 3: Cross multiply
1,576,721.18x = 2,363,585.34 × 511,014.26 - Step 4: Simplify right side
1,576,721.18x = 1,207,825,813,466.95 - Step 5: Solve for x
x = 1,207,825,813,466.95/1,576,721.18 - Step 6: Final answer
x = 766,036.40
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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.