Finding the Fourth Proportional to 3,257,340.52, 4,495,135.21 and 1,807,035.97
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Solution
The fourth proportional to 3,257,340.52, 4,495,135.21 and 1,807,035.97 is: 2,493,712.57
Step by Step Solution
- Step 1: Write the proportion equation
3,257,340.52 : 4,495,135.21 = 1,807,035.97 : x - Step 2: Convert to fraction form
3,257,340.52/4,495,135.21 = 1,807,035.97/x - Step 3: Cross multiply
3,257,340.52x = 4,495,135.21 × 1,807,035.97 - Step 4: Simplify right side
3,257,340.52x = 8,122,871,014,483.50 - Step 5: Solve for x
x = 8,122,871,014,483.50/3,257,340.52 - Step 6: Final answer
x = 2,493,712.57
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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.