Finding the Fourth Proportional to 1,792,866.42, 2,474,155.62 and 988,050.42
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Solution
The fourth proportional to 1,792,866.42, 2,474,155.62 and 988,050.42 is: 1,363,509.56
Step by Step Solution
- Step 1: Write the proportion equation
1,792,866.42 : 2,474,155.62 = 988,050.42 : x - Step 2: Convert to fraction form
1,792,866.42/2,474,155.62 = 988,050.42/x - Step 3: Cross multiply
1,792,866.42x = 2,474,155.62 × 988,050.42 - Step 4: Simplify right side
1,792,866.42x = 2,444,590,499,486.36 - Step 5: Solve for x
x = 2,444,590,499,486.36/1,792,866.42 - Step 6: Final answer
x = 1,363,509.56
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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.