Finding the Fourth Proportional to 1,357,322.40, 2,035,531.49 and 547,497.66
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Solution
The fourth proportional to 1,357,322.40, 2,035,531.49 and 547,497.66 is: 821,064.12
Step by Step Solution
- Step 1: Write the proportion equation
1,357,322.40 : 2,035,531.49 = 547,497.66 : x - Step 2: Convert to fraction form
1,357,322.40/2,035,531.49 = 547,497.66/x - Step 3: Cross multiply
1,357,322.40x = 2,035,531.49 × 547,497.66 - Step 4: Simplify right side
1,357,322.40x = 1,114,448,727,631.31 - Step 5: Solve for x
x = 1,114,448,727,631.31/1,357,322.40 - Step 6: Final answer
x = 821,064.12
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.