Finding the Fourth Proportional to 2,988,180.84, 4,127,578.92 and 2,417,373.84
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Solution
The fourth proportional to 2,988,180.84, 4,127,578.92 and 2,417,373.84 is: 3,339,122.31
Step by Step Solution
- Step 1: Write the proportion equation
2,988,180.84 : 4,127,578.92 = 2,417,373.84 : x - Step 2: Convert to fraction form
2,988,180.84/4,127,578.92 = 2,417,373.84/x - Step 3: Cross multiply
2,988,180.84x = 4,127,578.92 × 2,417,373.84 - Step 4: Simplify right side
2,988,180.84x = 9,977,901,303,743.45 - Step 5: Solve for x
x = 9,977,901,303,743.45/2,988,180.84 - Step 6: Final answer
x = 3,339,122.31
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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.