Finding the Fourth Proportional to 4,905,413.75, 7,359,298.36 and 1,539,620.75
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Solution
The fourth proportional to 4,905,413.75, 7,359,298.36 and 1,539,620.75 is: 2,309,800.77
Step by Step Solution
- Step 1: Write the proportion equation
4,905,413.75 : 7,359,298.36 = 1,539,620.75 : x - Step 2: Convert to fraction form
4,905,413.75/7,359,298.36 = 1,539,620.75/x - Step 3: Cross multiply
4,905,413.75x = 7,359,298.36 × 1,539,620.75 - Step 4: Simplify right side
4,905,413.75x = 11,330,528,460,496.97 - Step 5: Solve for x
x = 11,330,528,460,496.97/4,905,413.75 - Step 6: Final answer
x = 2,309,800.77
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.