Finding the Fourth Proportional to 1,420,071.16, 2,130,406.03 and 460,451.97
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Solution
The fourth proportional to 1,420,071.16, 2,130,406.03 and 460,451.97 is: 690,775.00
Step by Step Solution
- Step 1: Write the proportion equation
1,420,071.16 : 2,130,406.03 = 460,451.97 : x - Step 2: Convert to fraction form
1,420,071.16/2,130,406.03 = 460,451.97/x - Step 3: Cross multiply
1,420,071.16x = 2,130,406.03 × 460,451.97 - Step 4: Simplify right side
1,420,071.16x = 980,949,653,413.38 - Step 5: Solve for x
x = 980,949,653,413.38/1,420,071.16 - Step 6: Final answer
x = 690,775.00
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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.