Finding the Fourth Proportional to 4,899,370.84, 7,348,581.36 and 1,487,687.42
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Solution
The fourth proportional to 4,899,370.84, 7,348,581.36 and 1,487,687.42 is: 2,231,386.93
Step by Step Solution
- Step 1: Write the proportion equation
4,899,370.84 : 7,348,581.36 = 1,487,687.42 : x - Step 2: Convert to fraction form
4,899,370.84/7,348,581.36 = 1,487,687.42/x - Step 3: Cross multiply
4,899,370.84x = 7,348,581.36 × 1,487,687.42 - Step 4: Simplify right side
4,899,370.84x = 10,932,392,068,068.77 - Step 5: Solve for x
x = 10,932,392,068,068.77/4,899,370.84 - Step 6: Final answer
x = 2,231,386.93
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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.