Finding the Fourth Proportional to 1,018,295.74, 1,405,091.91 and 588,492.87
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Solution
The fourth proportional to 1,018,295.74, 1,405,091.91 and 588,492.87 is: 812,029.88
Step by Step Solution
- Step 1: Write the proportion equation
1,018,295.74 : 1,405,091.91 = 588,492.87 : x - Step 2: Convert to fraction form
1,018,295.74/1,405,091.91 = 588,492.87/x - Step 3: Cross multiply
1,018,295.74x = 1,405,091.91 × 588,492.87 - Step 4: Simplify right side
1,018,295.74x = 826,886,570,729.68 - Step 5: Solve for x
x = 826,886,570,729.68/1,018,295.74 - Step 6: Final answer
x = 812,029.88
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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.