Finding the Fourth Proportional to 1,793,712.79, 2,689,307.64 and 833,148.55
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Solution
The fourth proportional to 1,793,712.79, 2,689,307.64 and 833,148.55 is: 1,249,136.86
Step by Step Solution
- Step 1: Write the proportion equation
1,793,712.79 : 2,689,307.64 = 833,148.55 : x - Step 2: Convert to fraction form
1,793,712.79/2,689,307.64 = 833,148.55/x - Step 3: Cross multiply
1,793,712.79x = 2,689,307.64 × 833,148.55 - Step 4: Simplify right side
1,793,712.79x = 2,240,592,760,769.92 - Step 5: Solve for x
x = 2,240,592,760,769.92/1,793,712.79 - Step 6: Final answer
x = 1,249,136.86
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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.