Finding the Fourth Proportional to 1,018,301.87, 1,405,100.36 and 588,498.99
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Solution
The fourth proportional to 1,018,301.87, 1,405,100.36 and 588,498.99 is: 812,038.33
Step by Step Solution
- Step 1: Write the proportion equation
1,018,301.87 : 1,405,100.36 = 588,498.99 : x - Step 2: Convert to fraction form
1,018,301.87/1,405,100.36 = 588,498.99/x - Step 3: Cross multiply
1,018,301.87x = 1,405,100.36 × 588,498.99 - Step 4: Simplify right side
1,018,301.87x = 826,900,144,179.88 - Step 5: Solve for x
x = 826,900,144,179.88/1,018,301.87 - Step 6: Final answer
x = 812,038.33
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.