Finding the Fourth Proportional to 4,698,411.11, 6,483,985.56 and 2,633,464.84
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Solution
The fourth proportional to 4,698,411.11, 6,483,985.56 and 2,633,464.84 is: 3,634,281.38
Step by Step Solution
- Step 1: Write the proportion equation
4,698,411.11 : 6,483,985.56 = 2,633,464.84 : x - Step 2: Convert to fraction form
4,698,411.11/6,483,985.56 = 2,633,464.84/x - Step 3: Cross multiply
4,698,411.11x = 6,483,985.56 × 2,633,464.84 - Step 4: Simplify right side
4,698,411.11x = 17,075,347,982,160.38 - Step 5: Solve for x
x = 17,075,347,982,160.38/4,698,411.11 - Step 6: Final answer
x = 3,634,281.38
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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.