Finding the Fourth Proportional to 2,156,532.24, 3,234,798.36 and 660,429.84
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Solution
The fourth proportional to 2,156,532.24, 3,234,798.36 and 660,429.84 is: 990,644.76
Step by Step Solution
- Step 1: Write the proportion equation
2,156,532.24 : 3,234,798.36 = 660,429.84 : x - Step 2: Convert to fraction form
2,156,532.24/3,234,798.36 = 660,429.84/x - Step 3: Cross multiply
2,156,532.24x = 3,234,798.36 × 660,429.84 - Step 4: Simplify right side
2,156,532.24x = 2,136,357,363,327.06 - Step 5: Solve for x
x = 2,136,357,363,327.06/2,156,532.24 - Step 6: Final answer
x = 990,644.76
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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.