Finding the Fourth Proportional to 1,091,797.99, 1,506,660.87 and 608,352.82
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Solution
The fourth proportional to 1,091,797.99, 1,506,660.87 and 608,352.82 is: 839,515.55
Step by Step Solution
- Step 1: Write the proportion equation
1,091,797.99 : 1,506,660.87 = 608,352.82 : x - Step 2: Convert to fraction form
1,091,797.99/1,506,660.87 = 608,352.82/x - Step 3: Cross multiply
1,091,797.99x = 1,506,660.87 × 608,352.82 - Step 4: Simplify right side
1,091,797.99x = 916,581,389,048.15 - Step 5: Solve for x
x = 916,581,389,048.15/1,091,797.99 - Step 6: Final answer
x = 839,515.55
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.