Finding the Fourth Proportional to 3,272,207.31, 4,908,535.20 and 1,112,353.53
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Solution
The fourth proportional to 3,272,207.31, 4,908,535.20 and 1,112,353.53 is: 1,668,606.52
Step by Step Solution
- Step 1: Write the proportion equation
3,272,207.31 : 4,908,535.20 = 1,112,353.53 : x - Step 2: Convert to fraction form
3,272,207.31/4,908,535.20 = 1,112,353.53/x - Step 3: Cross multiply
3,272,207.31x = 4,908,535.20 × 1,112,353.53 - Step 4: Simplify right side
3,272,207.31x = 5,460,026,456,849.26 - Step 5: Solve for x
x = 5,460,026,456,849.26/3,272,207.31 - Step 6: Final answer
x = 1,668,606.52
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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.