Finding the Fourth Proportional to 1,704,574.81, 2,352,715.82 and 979,842.93
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Solution
The fourth proportional to 1,704,574.81, 2,352,715.82 and 979,842.93 is: 1,352,414.66
Step by Step Solution
- Step 1: Write the proportion equation
1,704,574.81 : 2,352,715.82 = 979,842.93 : x - Step 2: Convert to fraction form
1,704,574.81/2,352,715.82 = 979,842.93/x - Step 3: Cross multiply
1,704,574.81x = 2,352,715.82 × 979,842.93 - Step 4: Simplify right side
1,704,574.81x = 2,305,291,962,526.15 - Step 5: Solve for x
x = 2,305,291,962,526.15/1,704,574.81 - Step 6: Final answer
x = 1,352,414.66
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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.