Finding the Fourth Proportional to 4,321,638.62, 6,483,161.44 and 2,018,434.94
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Solution
The fourth proportional to 4,321,638.62, 6,483,161.44 and 2,018,434.94 is: 3,027,980.99
Step by Step Solution
- Step 1: Write the proportion equation
4,321,638.62 : 6,483,161.44 = 2,018,434.94 : x - Step 2: Convert to fraction form
4,321,638.62/6,483,161.44 = 2,018,434.94/x - Step 3: Cross multiply
4,321,638.62x = 6,483,161.44 × 2,018,434.94 - Step 4: Simplify right side
4,321,638.62x = 13,085,839,572,156.71 - Step 5: Solve for x
x = 13,085,839,572,156.71/4,321,638.62 - Step 6: Final answer
x = 3,027,980.99
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.