Finding the Fourth Proportional to 1,704,624.68, 2,352,302.16 and 978,960.80
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Solution
The fourth proportional to 1,704,624.68, 2,352,302.16 and 978,960.80 is: 1,350,920.02
Step by Step Solution
- Step 1: Write the proportion equation
1,704,624.68 : 2,352,302.16 = 978,960.80 : x - Step 2: Convert to fraction form
1,704,624.68/2,352,302.16 = 978,960.80/x - Step 3: Cross multiply
1,704,624.68x = 2,352,302.16 × 978,960.80 - Step 4: Simplify right side
1,704,624.68x = 2,302,811,604,395.33 - Step 5: Solve for x
x = 2,302,811,604,395.33/1,704,624.68 - Step 6: Final answer
x = 1,350,920.02
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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.