Finding the Fourth Proportional to 1,721,747.48, 2,370,603.12 and 1,463,078.84
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Solution
The fourth proportional to 1,721,747.48, 2,370,603.12 and 1,463,078.84 is: 2,014,452.93
Step by Step Solution
- Step 1: Write the proportion equation
1,721,747.48 : 2,370,603.12 = 1,463,078.84 : x - Step 2: Convert to fraction form
1,721,747.48/2,370,603.12 = 1,463,078.84/x - Step 3: Cross multiply
1,721,747.48x = 2,370,603.12 × 1,463,078.84 - Step 4: Simplify right side
1,721,747.48x = 3,468,379,262,909.98 - Step 5: Solve for x
x = 3,468,379,262,909.98/1,721,747.48 - Step 6: Final answer
x = 2,014,452.93
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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.