Finding the Fourth Proportional to 1,056,199.97, 1,457,556.30 and 572,764.97
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Solution
The fourth proportional to 1,056,199.97, 1,457,556.30 and 572,764.97 is: 790,415.84
Step by Step Solution
- Step 1: Write the proportion equation
1,056,199.97 : 1,457,556.30 = 572,764.97 : x - Step 2: Convert to fraction form
1,056,199.97/1,457,556.30 = 572,764.97/x - Step 3: Cross multiply
1,056,199.97x = 1,457,556.30 × 572,764.97 - Step 4: Simplify right side
1,056,199.97x = 834,837,190,442.81 - Step 5: Solve for x
x = 834,837,190,442.81/1,056,199.97 - Step 6: Final answer
x = 790,415.84
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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.