Finding the Fourth Proportional to 1,438,252.26, 2,156,817.67 and 539,203.90
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Solution
The fourth proportional to 1,438,252.26, 2,156,817.67 and 539,203.90 is: 808,595.63
Step by Step Solution
- Step 1: Write the proportion equation
1,438,252.26 : 2,156,817.67 = 539,203.90 : x - Step 2: Convert to fraction form
1,438,252.26/2,156,817.67 = 539,203.90/x - Step 3: Cross multiply
1,438,252.26x = 2,156,817.67 × 539,203.90 - Step 4: Simplify right side
1,438,252.26x = 1,162,964,499,252.91 - Step 5: Solve for x
x = 1,162,964,499,252.91/1,438,252.26 - Step 6: Final answer
x = 808,595.63
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.