Finding the Fourth Proportional to 1,221,167.91, 1,830,446.69 and 652,197.99
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Solution
The fourth proportional to 1,221,167.91, 1,830,446.69 and 652,197.99 is: 977,599.92
Step by Step Solution
- Step 1: Write the proportion equation
1,221,167.91 : 1,830,446.69 = 652,197.99 : x - Step 2: Convert to fraction form
1,221,167.91/1,830,446.69 = 652,197.99/x - Step 3: Cross multiply
1,221,167.91x = 1,830,446.69 × 652,197.99 - Step 4: Simplify right side
1,221,167.91x = 1,193,813,648,759.16 - Step 5: Solve for x
x = 1,193,813,648,759.16/1,221,167.91 - Step 6: Final answer
x = 977,599.92
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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.