Finding the Fourth Proportional to 2,697,632.01, 4,048,440.93 and 1,277,688.12
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Solution
The fourth proportional to 2,697,632.01, 4,048,440.93 and 1,277,688.12 is: 1,917,476.09
Step by Step Solution
- Step 1: Write the proportion equation
2,697,632.01 : 4,048,440.93 = 1,277,688.12 : x - Step 2: Convert to fraction form
2,697,632.01/4,048,440.93 = 1,277,688.12/x - Step 3: Cross multiply
2,697,632.01x = 4,048,440.93 × 1,277,688.12 - Step 4: Simplify right side
2,697,632.01x = 5,172,644,880,782.75 - Step 5: Solve for x
x = 5,172,644,880,782.75/2,697,632.01 - Step 6: Final answer
x = 1,917,476.09
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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.