Finding the Fourth Proportional to 2,298,586.02, 3,172,120.83 and 1,266,168.66
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Solution
The fourth proportional to 2,298,586.02, 3,172,120.83 and 1,266,168.66 is: 1,747,352.48
Step by Step Solution
- Step 1: Write the proportion equation
2,298,586.02 : 3,172,120.83 = 1,266,168.66 : x - Step 2: Convert to fraction form
2,298,586.02/3,172,120.83 = 1,266,168.66/x - Step 3: Cross multiply
2,298,586.02x = 3,172,120.83 × 1,266,168.66 - Step 4: Simplify right side
2,298,586.02x = 4,016,439,980,679.19 - Step 5: Solve for x
x = 4,016,439,980,679.19/2,298,586.02 - Step 6: Final answer
x = 1,747,352.48
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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.