Finding the Fourth Proportional to 1,461,768.01, 2,191,654.19 and 778,756.97
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Solution
The fourth proportional to 1,461,768.01, 2,191,654.19 and 778,756.97 is: 1,167,603.87
Step by Step Solution
- Step 1: Write the proportion equation
1,461,768.01 : 2,191,654.19 = 778,756.97 : x - Step 2: Convert to fraction form
1,461,768.01/2,191,654.19 = 778,756.97/x - Step 3: Cross multiply
1,461,768.01x = 2,191,654.19 × 778,756.97 - Step 4: Simplify right side
1,461,768.01x = 1,706,765,983,718.23 - Step 5: Solve for x
x = 1,706,765,983,718.23/1,461,768.01 - Step 6: Final answer
x = 1,167,603.87
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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.