Finding the Fourth Proportional to 1,894,787.82, 2,614,508.01 and 1,078,534.08
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Solution
The fourth proportional to 1,894,787.82, 2,614,508.01 and 1,078,534.08 is: 1,488,206.73
Step by Step Solution
- Step 1: Write the proportion equation
1,894,787.82 : 2,614,508.01 = 1,078,534.08 : x - Step 2: Convert to fraction form
1,894,787.82/2,614,508.01 = 1,078,534.08/x - Step 3: Cross multiply
1,894,787.82x = 2,614,508.01 × 1,078,534.08 - Step 4: Simplify right side
1,894,787.82x = 2,819,835,991,217.98 - Step 5: Solve for x
x = 2,819,835,991,217.98/1,894,787.82 - Step 6: Final answer
x = 1,488,206.73
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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.