Finding the Fourth Proportional to 4,897,154.02, 6,758,352.11 and 2,721,834.99
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Solution
The fourth proportional to 4,897,154.02, 6,758,352.11 and 2,721,834.99 is: 3,756,287.67
Step by Step Solution
- Step 1: Write the proportion equation
4,897,154.02 : 6,758,352.11 = 2,721,834.99 : x - Step 2: Convert to fraction form
4,897,154.02/6,758,352.11 = 2,721,834.99/x - Step 3: Cross multiply
4,897,154.02x = 6,758,352.11 × 2,721,834.99 - Step 4: Simplify right side
4,897,154.02x = 18,395,119,233,556.72 - Step 5: Solve for x
x = 18,395,119,233,556.72/4,897,154.02 - Step 6: Final answer
x = 3,756,287.67
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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.