Finding the Fourth Proportional to 4,971,413.60, 7,457,124.59 and 2,377,107.98
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Solution
The fourth proportional to 4,971,413.60, 7,457,124.59 and 2,377,107.98 is: 3,565,663.96
Step by Step Solution
- Step 1: Write the proportion equation
4,971,413.60 : 7,457,124.59 = 2,377,107.98 : x - Step 2: Convert to fraction form
4,971,413.60/7,457,124.59 = 2,377,107.98/x - Step 3: Cross multiply
4,971,413.60x = 7,457,124.59 × 2,377,107.98 - Step 4: Simplify right side
4,971,413.60x = 17,726,390,321,572.07 - Step 5: Solve for x
x = 17,726,390,321,572.07/4,971,413.60 - Step 6: Final answer
x = 3,565,663.96
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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.