Finding the Fourth Proportional to 1,267,393.08, 1,749,072.49 and 723,703.51
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Solution
The fourth proportional to 1,267,393.08, 1,749,072.49 and 723,703.51 is: 998,750.84
Step by Step Solution
- Step 1: Write the proportion equation
1,267,393.08 : 1,749,072.49 = 723,703.51 : x - Step 2: Convert to fraction form
1,267,393.08/1,749,072.49 = 723,703.51/x - Step 3: Cross multiply
1,267,393.08x = 1,749,072.49 × 723,703.51 - Step 4: Simplify right side
1,267,393.08x = 1,265,809,900,257.44 - Step 5: Solve for x
x = 1,265,809,900,257.44/1,267,393.08 - Step 6: Final answer
x = 998,750.84
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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.