Finding the Fourth Proportional to 1,249,413.36, 1,872,157.68 and 965,798.88
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Solution
The fourth proportional to 1,249,413.36, 1,872,157.68 and 965,798.88 is: 1,447,181.41
Step by Step Solution
- Step 1: Write the proportion equation
1,249,413.36 : 1,872,157.68 = 965,798.88 : x - Step 2: Convert to fraction form
1,249,413.36/1,872,157.68 = 965,798.88/x - Step 3: Cross multiply
1,249,413.36x = 1,872,157.68 × 965,798.88 - Step 4: Simplify right side
1,249,413.36x = 1,808,127,790,527.40 - Step 5: Solve for x
x = 1,808,127,790,527.40/1,249,413.36 - Step 6: Final answer
x = 1,447,181.41
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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.