Finding the Fourth Proportional to 1,024,427.40, 1,413,721.35 and 565,542.24
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Solution
The fourth proportional to 1,024,427.40, 1,413,721.35 and 565,542.24 is: 780,454.66
Step by Step Solution
- Step 1: Write the proportion equation
1,024,427.40 : 1,413,721.35 = 565,542.24 : x - Step 2: Convert to fraction form
1,024,427.40/1,413,721.35 = 565,542.24/x - Step 3: Cross multiply
1,024,427.40x = 1,413,721.35 × 565,542.24 - Step 4: Simplify right side
1,024,427.40x = 799,519,139,014.82 - Step 5: Solve for x
x = 799,519,139,014.82/1,024,427.40 - Step 6: Final answer
x = 780,454.66
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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.