Finding the Fourth Proportional to 2,908,472.19, 4,363,181.25 and 859,340.67
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Solution
The fourth proportional to 2,908,472.19, 4,363,181.25 and 859,340.67 is: 1,289,150.75
Step by Step Solution
- Step 1: Write the proportion equation
2,908,472.19 : 4,363,181.25 = 859,340.67 : x - Step 2: Convert to fraction form
2,908,472.19/4,363,181.25 = 859,340.67/x - Step 3: Cross multiply
2,908,472.19x = 4,363,181.25 × 859,340.67 - Step 4: Simplify right side
2,908,472.19x = 3,749,459,098,706.44 - Step 5: Solve for x
x = 3,749,459,098,706.44/2,908,472.19 - Step 6: Final answer
x = 1,289,150.75
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.