Finding the Fourth Proportional to 1,004,497.11, 1,386,216.47 and 545,620.62
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Solution
The fourth proportional to 1,004,497.11, 1,386,216.47 and 545,620.62 is: 752,962.14
Step by Step Solution
- Step 1: Write the proportion equation
1,004,497.11 : 1,386,216.47 = 545,620.62 : x - Step 2: Convert to fraction form
1,004,497.11/1,386,216.47 = 545,620.62/x - Step 3: Cross multiply
1,004,497.11x = 1,386,216.47 × 545,620.62 - Step 4: Simplify right side
1,004,497.11x = 756,348,289,815.61 - Step 5: Solve for x
x = 756,348,289,815.61/1,004,497.11 - Step 6: Final answer
x = 752,962.14
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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.