Finding the Fourth Proportional to 1,909,992.13, 2,636,163.56 and 1,094,742.23
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Solution
The fourth proportional to 1,909,992.13, 2,636,163.56 and 1,094,742.23 is: 1,510,958.88
Step by Step Solution
- Step 1: Write the proportion equation
1,909,992.13 : 2,636,163.56 = 1,094,742.23 : x - Step 2: Convert to fraction form
1,909,992.13/2,636,163.56 = 1,094,742.23/x - Step 3: Cross multiply
1,909,992.13x = 2,636,163.56 × 1,094,742.23 - Step 4: Simplify right side
1,909,992.13x = 2,885,919,574,319.14 - Step 5: Solve for x
x = 2,885,919,574,319.14/1,909,992.13 - Step 6: Final answer
x = 1,510,958.88
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.