Finding the Fourth Proportional to 4,157,335.86, 6,236,178.48 and 2,029,209.90
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Solution
The fourth proportional to 4,157,335.86, 6,236,178.48 and 2,029,209.90 is: 3,043,900.12
Step by Step Solution
- Step 1: Write the proportion equation
4,157,335.86 : 6,236,178.48 = 2,029,209.90 : x - Step 2: Convert to fraction form
4,157,335.86/6,236,178.48 = 2,029,209.90/x - Step 3: Cross multiply
4,157,335.86x = 6,236,178.48 × 2,029,209.90 - Step 4: Simplify right side
4,157,335.86x = 12,654,515,109,782.95 - Step 5: Solve for x
x = 12,654,515,109,782.95/4,157,335.86 - Step 6: Final answer
x = 3,043,900.12
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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.