Finding the Fourth Proportional to 1,556,135.64, 2,334,203.46 and 1,201,666.68
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Solution
The fourth proportional to 1,556,135.64, 2,334,203.46 and 1,201,666.68 is: 1,802,500.02
Step by Step Solution
- Step 1: Write the proportion equation
1,556,135.64 : 2,334,203.46 = 1,201,666.68 : x - Step 2: Convert to fraction form
1,556,135.64/2,334,203.46 = 1,201,666.68/x - Step 3: Cross multiply
1,556,135.64x = 2,334,203.46 × 1,201,666.68 - Step 4: Simplify right side
1,556,135.64x = 2,804,934,522,222.71 - Step 5: Solve for x
x = 2,804,934,522,222.71/1,556,135.64 - Step 6: Final answer
x = 1,802,500.02
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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.