Finding the Fourth Proportional to 4,214,748, 6,321,588.74 and 1,336,142.74
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Solution
The fourth proportional to 4,214,748, 6,321,588.74 and 1,336,142.74 is: 2,004,045.06
Step by Step Solution
- Step 1: Write the proportion equation
4,214,748 : 6,321,588.74 = 1,336,142.74 : x - Step 2: Convert to fraction form
4,214,748/6,321,588.74 = 1,336,142.74/x - Step 3: Cross multiply
4,214,748x = 6,321,588.74 × 1,336,142.74 - Step 4: Simplify right side
4,214,748x = 8,446,544,900,216.75 - Step 5: Solve for x
x = 8,446,544,900,216.75/4,214,748 - Step 6: Final answer
x = 2,004,045.06
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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.