Finding the Fourth Proportional to 2,687,280.26, 3,708,372.02 and 1,463,558.98
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Solution
The fourth proportional to 2,687,280.26, 3,708,372.02 and 1,463,558.98 is: 2,019,670.69
Step by Step Solution
- Step 1: Write the proportion equation
2,687,280.26 : 3,708,372.02 = 1,463,558.98 : x - Step 2: Convert to fraction form
2,687,280.26/3,708,372.02 = 1,463,558.98/x - Step 3: Cross multiply
2,687,280.26x = 3,708,372.02 × 1,463,558.98 - Step 4: Simplify right side
2,687,280.26x = 5,427,421,171,051.74 - Step 5: Solve for x
x = 5,427,421,171,051.74/2,687,280.26 - Step 6: Final answer
x = 2,019,670.69
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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.