Finding the Fourth Proportional to 5,414,278.84, 8,120,506.62 and 2,535,947.08
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Solution
The fourth proportional to 5,414,278.84, 8,120,506.62 and 2,535,947.08 is: 3,803,493.62
Step by Step Solution
- Step 1: Write the proportion equation
5,414,278.84 : 8,120,506.62 = 2,535,947.08 : x - Step 2: Convert to fraction form
5,414,278.84/8,120,506.62 = 2,535,947.08/x - Step 3: Cross multiply
5,414,278.84x = 8,120,506.62 × 2,535,947.08 - Step 4: Simplify right side
5,414,278.84x = 20,593,175,051,109.67 - Step 5: Solve for x
x = 20,593,175,051,109.67/5,414,278.84 - Step 6: Final answer
x = 3,803,493.62
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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.