Finding the Fourth Proportional to 1,115,206.64, 1,673,651.22 and 516,587.84
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Solution
The fourth proportional to 1,115,206.64, 1,673,651.22 and 516,587.84 is: 775,271.45
Step by Step Solution
- Step 1: Write the proportion equation
1,115,206.64 : 1,673,651.22 = 516,587.84 : x - Step 2: Convert to fraction form
1,115,206.64/1,673,651.22 = 516,587.84/x - Step 3: Cross multiply
1,115,206.64x = 1,673,651.22 × 516,587.84 - Step 4: Simplify right side
1,115,206.64x = 864,587,868,653.17 - Step 5: Solve for x
x = 864,587,868,653.17/1,115,206.64 - Step 6: Final answer
x = 775,271.45
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.