Finding the Fourth Proportional to 2,127,266.20, 3,190,927.06 and 707,322.27
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Solution
The fourth proportional to 2,127,266.20, 3,190,927.06 and 707,322.27 is: 1,060,992.64
Step by Step Solution
- Step 1: Write the proportion equation
2,127,266.20 : 3,190,927.06 = 707,322.27 : x - Step 2: Convert to fraction form
2,127,266.20/3,190,927.06 = 707,322.27/x - Step 3: Cross multiply
2,127,266.20x = 3,190,927.06 × 707,322.27 - Step 4: Simplify right side
2,127,266.20x = 2,257,013,771,483.63 - Step 5: Solve for x
x = 2,257,013,771,483.63/2,127,266.20 - Step 6: Final answer
x = 1,060,992.64
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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.