Finding the Fourth Proportional to 1,697,745.08, 2,342,889.42 and 933,856.76
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Solution
The fourth proportional to 1,697,745.08, 2,342,889.42 and 933,856.76 is: 1,288,722.99
Step by Step Solution
- Step 1: Write the proportion equation
1,697,745.08 : 2,342,889.42 = 933,856.76 : x - Step 2: Convert to fraction form
1,697,745.08/2,342,889.42 = 933,856.76/x - Step 3: Cross multiply
1,697,745.08x = 2,342,889.42 × 933,856.76 - Step 4: Simplify right side
1,697,745.08x = 2,187,923,122,799.48 - Step 5: Solve for x
x = 2,187,923,122,799.48/1,697,745.08 - Step 6: Final answer
x = 1,288,722.99
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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.