Finding the Fourth Proportional to 1,056,203.36, 1,457,560.96 and 572,768.36
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Solution
The fourth proportional to 1,056,203.36, 1,457,560.96 and 572,768.36 is: 790,420.51
Step by Step Solution
- Step 1: Write the proportion equation
1,056,203.36 : 1,457,560.96 = 572,768.36 : x - Step 2: Convert to fraction form
1,056,203.36/1,457,560.96 = 572,768.36/x - Step 3: Cross multiply
1,056,203.36x = 1,457,560.96 × 572,768.36 - Step 4: Simplify right side
1,056,203.36x = 834,844,800,659.23 - Step 5: Solve for x
x = 834,844,800,659.23/1,056,203.36 - Step 6: Final answer
x = 790,420.51
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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.