Finding the Fourth Proportional to 3,563,228.84, 4,916,099.70 and 2,014,340.76
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Solution
The fourth proportional to 3,563,228.84, 4,916,099.70 and 2,014,340.76 is: 2,779,136.69
Step by Step Solution
- Step 1: Write the proportion equation
3,563,228.84 : 4,916,099.70 = 2,014,340.76 : x - Step 2: Convert to fraction form
3,563,228.84/4,916,099.70 = 2,014,340.76/x - Step 3: Cross multiply
3,563,228.84x = 4,916,099.70 × 2,014,340.76 - Step 4: Simplify right side
3,563,228.84x = 9,902,700,005,933.77 - Step 5: Solve for x
x = 9,902,700,005,933.77/3,563,228.84 - Step 6: Final answer
x = 2,779,136.69
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1.5x scale
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.