Finding the Fourth Proportional to 1,492,457.99, 2,059,647.60 and 847,987.37
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Solution
The fourth proportional to 1,492,457.99, 2,059,647.60 and 847,987.37 is: 1,170,254.14
Step by Step Solution
- Step 1: Write the proportion equation
1,492,457.99 : 2,059,647.60 = 847,987.37 : x - Step 2: Convert to fraction form
1,492,457.99/2,059,647.60 = 847,987.37/x - Step 3: Cross multiply
1,492,457.99x = 2,059,647.60 × 847,987.37 - Step 4: Simplify right side
1,492,457.99x = 1,746,555,141,152.57 - Step 5: Solve for x
x = 1,746,555,141,152.57/1,492,457.99 - Step 6: Final answer
x = 1,170,254.14
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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.