Finding the Fourth Proportional to 1,252,040.08, 1,878,209.13 and 398,812.13
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Solution
The fourth proportional to 1,252,040.08, 1,878,209.13 and 398,812.13 is: 598,265.66
Step by Step Solution
- Step 1: Write the proportion equation
1,252,040.08 : 1,878,209.13 = 398,812.13 : x - Step 2: Convert to fraction form
1,252,040.08/1,878,209.13 = 398,812.13/x - Step 3: Cross multiply
1,252,040.08x = 1,878,209.13 × 398,812.13 - Step 4: Simplify right side
1,252,040.08x = 749,052,583,720.75 - Step 5: Solve for x
x = 749,052,583,720.75/1,252,040.08 - Step 6: Final answer
x = 598,265.66
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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.