Finding the Fourth Proportional to 2,201,543.88, 3,038,462.63 and 1,342,602.36
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Solution
The fourth proportional to 2,201,543.88, 3,038,462.63 and 1,342,602.36 is: 1,852,993.77
Step by Step Solution
- Step 1: Write the proportion equation
2,201,543.88 : 3,038,462.63 = 1,342,602.36 : x - Step 2: Convert to fraction form
2,201,543.88/3,038,462.63 = 1,342,602.36/x - Step 3: Cross multiply
2,201,543.88x = 3,038,462.63 × 1,342,602.36 - Step 4: Simplify right side
2,201,543.88x = 4,079,447,091,096.80 - Step 5: Solve for x
x = 4,079,447,091,096.80/2,201,543.88 - Step 6: Final answer
x = 1,852,993.77
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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.