Finding the Fourth Proportional to 5,486,551.24, 8,226,820.14 and 1,698,982.60
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Solution
The fourth proportional to 5,486,551.24, 8,226,820.14 and 1,698,982.60 is: 2,547,542.83
Step by Step Solution
- Step 1: Write the proportion equation
5,486,551.24 : 8,226,820.14 = 1,698,982.60 : x - Step 2: Convert to fraction form
5,486,551.24/8,226,820.14 = 1,698,982.60/x - Step 3: Cross multiply
5,486,551.24x = 8,226,820.14 × 1,698,982.60 - Step 4: Simplify right side
5,486,551.24x = 13,977,224,271,189.56 - Step 5: Solve for x
x = 13,977,224,271,189.56/5,486,551.24 - Step 6: Final answer
x = 2,547,542.83
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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.