Finding the Fourth Proportional to 1,202,521.44, 1,804,058.64 and 361,089.12
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Solution
The fourth proportional to 1,202,521.44, 1,804,058.64 and 361,089.12 is: 541,716.70
Step by Step Solution
- Step 1: Write the proportion equation
1,202,521.44 : 1,804,058.64 = 361,089.12 : x - Step 2: Convert to fraction form
1,202,521.44/1,804,058.64 = 361,089.12/x - Step 3: Cross multiply
1,202,521.44x = 1,804,058.64 × 361,089.12 - Step 4: Simplify right side
1,202,521.44x = 651,425,946,746.00 - Step 5: Solve for x
x = 651,425,946,746.00/1,202,521.44 - Step 6: Final answer
x = 541,716.70
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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.