Finding the Fourth Proportional to 2,292,462.74, 3,163,631.31 and 1,260,065.97
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Solution
The fourth proportional to 2,292,462.74, 3,163,631.31 and 1,260,065.97 is: 1,738,909.03
Step by Step Solution
- Step 1: Write the proportion equation
2,292,462.74 : 3,163,631.31 = 1,260,065.97 : x - Step 2: Convert to fraction form
2,292,462.74/3,163,631.31 = 1,260,065.97/x - Step 3: Cross multiply
2,292,462.74x = 3,163,631.31 × 1,260,065.97 - Step 4: Simplify right side
2,292,462.74x = 3,986,384,155,357.52 - Step 5: Solve for x
x = 3,986,384,155,357.52/2,292,462.74 - Step 6: Final answer
x = 1,738,909.03
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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.