Finding the Fourth Proportional to 3,438,152.16, 5,148,828 and 2,967,859.68
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Solution
The fourth proportional to 3,438,152.16, 5,148,828 and 2,967,859.68 is: 4,444,538.32
Step by Step Solution
- Step 1: Write the proportion equation
3,438,152.16 : 5,148,828 = 2,967,859.68 : x - Step 2: Convert to fraction form
3,438,152.16/5,148,828 = 2,967,859.68/x - Step 3: Cross multiply
3,438,152.16x = 5,148,828 × 2,967,859.68 - Step 4: Simplify right side
3,438,152.16x = 15,280,999,020,455.04 - Step 5: Solve for x
x = 15,280,999,020,455.04/3,438,152.16 - Step 6: Final answer
x = 4,444,538.32
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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.