Finding the Fourth Proportional to 1,697,363.12, 2,342,295.96 and 933,371.12
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Solution
The fourth proportional to 1,697,363.12, 2,342,295.96 and 933,371.12 is: 1,288,016.32
Step by Step Solution
- Step 1: Write the proportion equation
1,697,363.12 : 2,342,295.96 = 933,371.12 : x - Step 2: Convert to fraction form
1,697,363.12/2,342,295.96 = 933,371.12/x - Step 3: Cross multiply
1,697,363.12x = 2,342,295.96 × 933,371.12 - Step 4: Simplify right side
1,697,363.12x = 2,186,231,403,556.68 - Step 5: Solve for x
x = 2,186,231,403,556.68/1,697,363.12 - Step 6: Final answer
x = 1,288,016.32
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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.