Finding the Fourth Proportional to 4,966,271.19, 7,447,832.15 and 2,125,620.63
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Solution
The fourth proportional to 4,966,271.19, 7,447,832.15 and 2,125,620.63 is: 3,187,756.98
Step by Step Solution
- Step 1: Write the proportion equation
4,966,271.19 : 7,447,832.15 = 2,125,620.63 : x - Step 2: Convert to fraction form
4,966,271.19/7,447,832.15 = 2,125,620.63/x - Step 3: Cross multiply
4,966,271.19x = 7,447,832.15 × 2,125,620.63 - Step 4: Simplify right side
4,966,271.19x = 15,831,265,656,189.15 - Step 5: Solve for x
x = 15,831,265,656,189.15/4,966,271.19 - Step 6: Final answer
x = 3,187,756.98
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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.