Finding the Fourth Proportional to 1,651,161.14, 2,276,493.08 and 1,069,356.36
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Solution
The fourth proportional to 1,651,161.14, 2,276,493.08 and 1,069,356.36 is: 1,474,345.72
Step by Step Solution
- Step 1: Write the proportion equation
1,651,161.14 : 2,276,493.08 = 1,069,356.36 : x - Step 2: Convert to fraction form
1,651,161.14/2,276,493.08 = 1,069,356.36/x - Step 3: Cross multiply
1,651,161.14x = 2,276,493.08 × 1,069,356.36 - Step 4: Simplify right side
1,651,161.14x = 2,434,382,348,247.21 - Step 5: Solve for x
x = 2,434,382,348,247.21/1,651,161.14 - Step 6: Final answer
x = 1,474,345.72
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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.