Finding the Fourth Proportional to 1,029,793.30, 1,544,689.95 and 651,879.70
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Solution
The fourth proportional to 1,029,793.30, 1,544,689.95 and 651,879.70 is: 977,819.55
Step by Step Solution
- Step 1: Write the proportion equation
1,029,793.30 : 1,544,689.95 = 651,879.70 : x - Step 2: Convert to fraction form
1,029,793.30/1,544,689.95 = 651,879.70/x - Step 3: Cross multiply
1,029,793.30x = 1,544,689.95 × 651,879.70 - Step 4: Simplify right side
1,029,793.30x = 1,006,952,021,199.01 - Step 5: Solve for x
x = 1,006,952,021,199.01/1,029,793.30 - Step 6: Final answer
x = 977,819.55
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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.