Finding the Fourth Proportional to 1,704,587.02, 2,352,732.68 and 979,855.18
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Solution
The fourth proportional to 1,704,587.02, 2,352,732.68 and 979,855.18 is: 1,352,431.57
Step by Step Solution
- Step 1: Write the proportion equation
1,704,587.02 : 2,352,732.68 = 979,855.18 : x - Step 2: Convert to fraction form
1,704,587.02/2,352,732.68 = 979,855.18/x - Step 3: Cross multiply
1,704,587.02x = 2,352,732.68 × 979,855.18 - Step 4: Simplify right side
1,704,587.02x = 2,305,337,303,653.28 - Step 5: Solve for x
x = 2,305,337,303,653.28/1,704,587.02 - Step 6: Final answer
x = 1,352,431.57
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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.