Finding the Fourth Proportional to 2,115,974.54, 3,173,548.50 and 676,271.75
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Solution
The fourth proportional to 2,115,974.54, 3,173,548.50 and 676,271.75 is: 1,014,275.52
Step by Step Solution
- Step 1: Write the proportion equation
2,115,974.54 : 3,173,548.50 = 676,271.75 : x - Step 2: Convert to fraction form
2,115,974.54/3,173,548.50 = 676,271.75/x - Step 3: Cross multiply
2,115,974.54x = 3,173,548.50 × 676,271.75 - Step 4: Simplify right side
2,115,974.54x = 2,146,181,181,937.13 - Step 5: Solve for x
x = 2,146,181,181,937.13/2,115,974.54 - Step 6: Final answer
x = 1,014,275.52
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.