Finding the Fourth Proportional to 4,154,661.20, 6,232,834.20 and 2,358,405.20
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Solution
The fourth proportional to 4,154,661.20, 6,232,834.20 and 2,358,405.20 is: 3,538,085.99
Step by Step Solution
- Step 1: Write the proportion equation
4,154,661.20 : 6,232,834.20 = 2,358,405.20 : x - Step 2: Convert to fraction form
4,154,661.20/6,232,834.20 = 2,358,405.20/x - Step 3: Cross multiply
4,154,661.20x = 6,232,834.20 × 2,358,405.20 - Step 4: Simplify right side
4,154,661.20x = 14,699,548,588,017.84 - Step 5: Solve for x
x = 14,699,548,588,017.84/4,154,661.20 - Step 6: Final answer
x = 3,538,085.99
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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.