Finding the Fourth Proportional to 2,427,113.55, 3,349,413.45 and 1,339,385.11
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Solution
The fourth proportional to 2,427,113.55, 3,349,413.45 and 1,339,385.11 is: 1,848,349.66
Step by Step Solution
- Step 1: Write the proportion equation
2,427,113.55 : 3,349,413.45 = 1,339,385.11 : x - Step 2: Convert to fraction form
2,427,113.55/3,349,413.45 = 1,339,385.11/x - Step 3: Cross multiply
2,427,113.55x = 3,349,413.45 × 1,339,385.11 - Step 4: Simplify right side
2,427,113.55x = 4,486,154,502,163.73 - Step 5: Solve for x
x = 4,486,154,502,163.73/2,427,113.55 - Step 6: Final answer
x = 1,848,349.66
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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.