Finding the Fourth Proportional to 2,304,854.13, 3,180,615.35 and 1,272,339.75
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Solution
The fourth proportional to 2,304,854.13, 3,180,615.35 and 1,272,339.75 is: 1,755,782.84
Step by Step Solution
- Step 1: Write the proportion equation
2,304,854.13 : 3,180,615.35 = 1,272,339.75 : x - Step 2: Convert to fraction form
2,304,854.13/3,180,615.35 = 1,272,339.75/x - Step 3: Cross multiply
2,304,854.13x = 3,180,615.35 × 1,272,339.75 - Step 4: Simplify right side
2,304,854.13x = 4,046,823,332,903.46 - Step 5: Solve for x
x = 4,046,823,332,903.46/2,304,854.13 - Step 6: Final answer
x = 1,755,782.84
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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.