Finding the Fourth Proportional to 2,793,259.80, 4,189,806.84 and 771,625.35
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Solution
The fourth proportional to 2,793,259.80, 4,189,806.84 and 771,625.35 is: 1,157,415.14
Step by Step Solution
- Step 1: Write the proportion equation
2,793,259.80 : 4,189,806.84 = 771,625.35 : x - Step 2: Convert to fraction form
2,793,259.80/4,189,806.84 = 771,625.35/x - Step 3: Cross multiply
2,793,259.80x = 4,189,806.84 × 771,625.35 - Step 4: Simplify right side
2,793,259.80x = 3,232,961,169,347.39 - Step 5: Solve for x
x = 3,232,961,169,347.39/2,793,259.80 - Step 6: Final answer
x = 1,157,415.14
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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.