Finding the Fourth Proportional to 2,310,644.04, 3,188,443.44 and 1,277,987.79
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Solution
The fourth proportional to 2,310,644.04, 3,188,443.44 and 1,277,987.79 is: 1,763,487.46
Step by Step Solution
- Step 1: Write the proportion equation
2,310,644.04 : 3,188,443.44 = 1,277,987.79 : x - Step 2: Convert to fraction form
2,310,644.04/3,188,443.44 = 1,277,987.79/x - Step 3: Cross multiply
2,310,644.04x = 3,188,443.44 × 1,277,987.79 - Step 4: Simplify right side
2,310,644.04x = 4,074,791,785,425.60 - Step 5: Solve for x
x = 4,074,791,785,425.60/2,310,644.04 - Step 6: Final answer
x = 1,763,487.46
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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.