Finding the Fourth Proportional to 2,252,214.53, 3,108,017.64 and 1,219,713.95
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Solution
The fourth proportional to 2,252,214.53, 3,108,017.64 and 1,219,713.95 is: 1,683,184.45
Step by Step Solution
- Step 1: Write the proportion equation
2,252,214.53 : 3,108,017.64 = 1,219,713.95 : x - Step 2: Convert to fraction form
2,252,214.53/3,108,017.64 = 1,219,713.95/x - Step 3: Cross multiply
2,252,214.53x = 3,108,017.64 × 1,219,713.95 - Step 4: Simplify right side
2,252,214.53x = 3,790,892,472,354.08 - Step 5: Solve for x
x = 3,790,892,472,354.08/2,252,214.53 - Step 6: Final answer
x = 1,683,184.45
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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.