Finding the Fourth Proportional to 2,006,155.24, 2,768,493.90 and 1,146,733.95
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Solution
The fourth proportional to 2,006,155.24, 2,768,493.90 and 1,146,733.95 is: 1,582,492.66
Step by Step Solution
- Step 1: Write the proportion equation
2,006,155.24 : 2,768,493.90 = 1,146,733.95 : x - Step 2: Convert to fraction form
2,006,155.24/2,768,493.90 = 1,146,733.95/x - Step 3: Cross multiply
2,006,155.24x = 2,768,493.90 × 1,146,733.95 - Step 4: Simplify right side
2,006,155.24x = 3,174,725,945,497.91 - Step 5: Solve for x
x = 3,174,725,945,497.91/2,006,155.24 - Step 6: Final answer
x = 1,582,492.66
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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.