Finding the Fourth Proportional to 1,602,230.01, 2,211,080.21 and 877,078.18
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Solution
The fourth proportional to 1,602,230.01, 2,211,080.21 and 877,078.18 is: 1,210,369.42
Step by Step Solution
- Step 1: Write the proportion equation
1,602,230.01 : 2,211,080.21 = 877,078.18 : x - Step 2: Convert to fraction form
1,602,230.01/2,211,080.21 = 877,078.18/x - Step 3: Cross multiply
1,602,230.01x = 2,211,080.21 × 877,078.18 - Step 4: Simplify right side
1,602,230.01x = 1,939,290,206,420.82 - Step 5: Solve for x
x = 1,939,290,206,420.82/1,602,230.01 - Step 6: Final answer
x = 1,210,369.42
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1.5x scale
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.