Finding the Fourth Proportional to 2,317,811.81, 3,477,215.88 and 780,959.99
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Solution
The fourth proportional to 2,317,811.81, 3,477,215.88 and 780,959.99 is: 1,171,607.83
Step by Step Solution
- Step 1: Write the proportion equation
2,317,811.81 : 3,477,215.88 = 780,959.99 : x - Step 2: Convert to fraction form
2,317,811.81/3,477,215.88 = 780,959.99/x - Step 3: Cross multiply
2,317,811.81x = 3,477,215.88 × 780,959.99 - Step 4: Simplify right side
2,317,811.81x = 2,715,566,461,486.56 - Step 5: Solve for x
x = 2,715,566,461,486.56/2,317,811.81 - Step 6: Final answer
x = 1,171,607.83
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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.