Finding the Fourth Proportional to 2,563,501.70, 3,845,252.55 and 2,146,708.10
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Solution
The fourth proportional to 2,563,501.70, 3,845,252.55 and 2,146,708.10 is: 3,220,062.15
Step by Step Solution
- Step 1: Write the proportion equation
2,563,501.70 : 3,845,252.55 = 2,146,708.10 : x - Step 2: Convert to fraction form
2,563,501.70/3,845,252.55 = 2,146,708.10/x - Step 3: Cross multiply
2,563,501.70x = 3,845,252.55 × 2,146,708.10 - Step 4: Simplify right side
2,563,501.70x = 8,254,634,795,630.66 - Step 5: Solve for x
x = 8,254,634,795,630.66/2,563,501.70 - Step 6: Final answer
x = 3,220,062.15
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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.