Finding the Fourth Proportional to 1,567,801.62, 2,163,306.42 and 922,986.54
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Solution
The fourth proportional to 1,567,801.62, 2,163,306.42 and 922,986.54 is: 1,273,568.47
Step by Step Solution
- Step 1: Write the proportion equation
1,567,801.62 : 2,163,306.42 = 922,986.54 : x - Step 2: Convert to fraction form
1,567,801.62/2,163,306.42 = 922,986.54/x - Step 3: Cross multiply
1,567,801.62x = 2,163,306.42 × 922,986.54 - Step 4: Simplify right side
1,567,801.62x = 1,996,702,707,555.59 - Step 5: Solve for x
x = 1,996,702,707,555.59/1,567,801.62 - Step 6: Final answer
x = 1,273,568.47
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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.