Finding the Fourth Proportional to 1,603,239.58, 2,212,382.41 and 877,946.55
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Solution
The fourth proportional to 1,603,239.58, 2,212,382.41 and 877,946.55 is: 1,211,517.93
Step by Step Solution
- Step 1: Write the proportion equation
1,603,239.58 : 2,212,382.41 = 877,946.55 : x - Step 2: Convert to fraction form
1,603,239.58/2,212,382.41 = 877,946.55/x - Step 3: Cross multiply
1,603,239.58x = 2,212,382.41 × 877,946.55 - Step 4: Simplify right side
1,603,239.58x = 1,942,353,498,587.33 - Step 5: Solve for x
x = 1,942,353,498,587.33/1,603,239.58 - Step 6: Final answer
x = 1,211,517.93
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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.