Finding the Fourth Proportional to 2,677,378.32, 3,693,413.16 and 1,709,490.96
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Solution
The fourth proportional to 2,677,378.32, 3,693,413.16 and 1,709,490.96 is: 2,358,223.48
Step by Step Solution
- Step 1: Write the proportion equation
2,677,378.32 : 3,693,413.16 = 1,709,490.96 : x - Step 2: Convert to fraction form
2,677,378.32/3,693,413.16 = 1,709,490.96/x - Step 3: Cross multiply
2,677,378.32x = 3,693,413.16 × 1,709,490.96 - Step 4: Simplify right side
2,677,378.32x = 6,313,856,408,565.03 - Step 5: Solve for x
x = 6,313,856,408,565.03/2,677,378.32 - Step 6: Final answer
x = 2,358,223.48
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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.