Finding the Fourth Proportional to 4,930,354.44, 6,803,923.32 and 2,754,989.28
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Solution
The fourth proportional to 4,930,354.44, 6,803,923.32 and 2,754,989.28 is: 3,801,904.31
Step by Step Solution
- Step 1: Write the proportion equation
4,930,354.44 : 6,803,923.32 = 2,754,989.28 : x - Step 2: Convert to fraction form
4,930,354.44/6,803,923.32 = 2,754,989.28/x - Step 3: Cross multiply
4,930,354.44x = 6,803,923.32 × 2,754,989.28 - Step 4: Simplify right side
4,930,354.44x = 18,744,735,808,542.01 - Step 5: Solve for x
x = 18,744,735,808,542.01/4,930,354.44 - Step 6: Final answer
x = 3,801,904.31
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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.