Finding the Fourth Proportional to 2,907,655.92, 4,363,350.12 and 1,410,931.44
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Solution
The fourth proportional to 2,907,655.92, 4,363,350.12 and 1,410,931.44 is: 2,117,302.75
Step by Step Solution
- Step 1: Write the proportion equation
2,907,655.92 : 4,363,350.12 = 1,410,931.44 : x - Step 2: Convert to fraction form
2,907,655.92/4,363,350.12 = 1,410,931.44/x - Step 3: Cross multiply
2,907,655.92x = 4,363,350.12 × 1,410,931.44 - Step 4: Simplify right side
2,907,655.92x = 6,156,387,868,035.77 - Step 5: Solve for x
x = 6,156,387,868,035.77/2,907,655.92 - Step 6: Final answer
x = 2,117,302.75
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.