Finding the Fourth Proportional to 5,519,239.92, 8,280,237.69 and 1,925,058.51
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Solution
The fourth proportional to 5,519,239.92, 8,280,237.69 and 1,925,058.51 is: 2,888,068.33
Step by Step Solution
- Step 1: Write the proportion equation
5,519,239.92 : 8,280,237.69 = 1,925,058.51 : x - Step 2: Convert to fraction form
5,519,239.92/8,280,237.69 = 1,925,058.51/x - Step 3: Cross multiply
5,519,239.92x = 8,280,237.69 × 1,925,058.51 - Step 4: Simplify right side
5,519,239.92x = 15,939,942,029,957.24 - Step 5: Solve for x
x = 15,939,942,029,957.24/5,519,239.92 - Step 6: Final answer
x = 2,888,068.33
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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.