Finding the Fourth Proportional to 1,325,775.12, 1,829,504.52 and 752,740.08
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Solution
The fourth proportional to 1,325,775.12, 1,829,504.52 and 752,740.08 is: 1,038,744.32
Step by Step Solution
- Step 1: Write the proportion equation
1,325,775.12 : 1,829,504.52 = 752,740.08 : x - Step 2: Convert to fraction form
1,325,775.12/1,829,504.52 = 752,740.08/x - Step 3: Cross multiply
1,325,775.12x = 1,829,504.52 × 752,740.08 - Step 4: Simplify right side
1,325,775.12x = 1,377,141,378,745.16 - Step 5: Solve for x
x = 1,377,141,378,745.16/1,325,775.12 - Step 6: Final answer
x = 1,038,744.32
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.