Finding the Fourth Proportional to 1,343,996.04, 2,014,980.12 and 811,390.44
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Solution
The fourth proportional to 1,343,996.04, 2,014,980.12 and 811,390.44 is: 1,216,473.53
Step by Step Solution
- Step 1: Write the proportion equation
1,343,996.04 : 2,014,980.12 = 811,390.44 : x - Step 2: Convert to fraction form
1,343,996.04/2,014,980.12 = 811,390.44/x - Step 3: Cross multiply
1,343,996.04x = 2,014,980.12 × 811,390.44 - Step 4: Simplify right side
1,343,996.04x = 1,634,935,606,158.05 - Step 5: Solve for x
x = 1,634,935,606,158.05/1,343,996.04 - Step 6: Final answer
x = 1,216,473.53
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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.