Finding the Fourth Proportional to 4,430,686.20, 6,114,449.62 and 2,497,006.42
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Solution
The fourth proportional to 4,430,686.20, 6,114,449.62 and 2,497,006.42 is: 3,445,926.72
Step by Step Solution
- Step 1: Write the proportion equation
4,430,686.20 : 6,114,449.62 = 2,497,006.42 : x - Step 2: Convert to fraction form
4,430,686.20/6,114,449.62 = 2,497,006.42/x - Step 3: Cross multiply
4,430,686.20x = 6,114,449.62 × 2,497,006.42 - Step 4: Simplify right side
4,430,686.20x = 15,267,819,955,906.56 - Step 5: Solve for x
x = 15,267,819,955,906.56/4,430,686.20 - Step 6: Final answer
x = 3,445,926.72
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1.5x scale
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.