Finding the Fourth Proportional to 2,201,134.70, 3,302,686.20 and 782,209.10
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Solution
The fourth proportional to 2,201,134.70, 3,302,686.20 and 782,209.10 is: 1,173,663.38
Step by Step Solution
- Step 1: Write the proportion equation
2,201,134.70 : 3,302,686.20 = 782,209.10 : x - Step 2: Convert to fraction form
2,201,134.70/3,302,686.20 = 782,209.10/x - Step 3: Cross multiply
2,201,134.70x = 3,302,686.20 × 782,209.10 - Step 4: Simplify right side
2,201,134.70x = 2,583,391,200,084.42 - Step 5: Solve for x
x = 2,583,391,200,084.42/2,201,134.70 - Step 6: Final answer
x = 1,173,663.38
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.