Finding the Fourth Proportional to 1,795,855.93, 2,478,333.68 and 980,111.99
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Solution
The fourth proportional to 1,795,855.93, 2,478,333.68 and 980,111.99 is: 1,352,583.20
Step by Step Solution
- Step 1: Write the proportion equation
1,795,855.93 : 2,478,333.68 = 980,111.99 : x - Step 2: Convert to fraction form
1,795,855.93/2,478,333.68 = 980,111.99/x - Step 3: Cross multiply
1,795,855.93x = 2,478,333.68 × 980,111.99 - Step 4: Simplify right side
1,795,855.93x = 2,429,044,554,988.82 - Step 5: Solve for x
x = 2,429,044,554,988.82/1,795,855.93 - Step 6: Final answer
x = 1,352,583.20
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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.