Finding the Fourth Proportional to 1,116,352.68, 1,540,519.74 and 632,950.26
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Solution
The fourth proportional to 1,116,352.68, 1,540,519.74 and 632,950.26 is: 873,444.73
Step by Step Solution
- Step 1: Write the proportion equation
1,116,352.68 : 1,540,519.74 = 632,950.26 : x - Step 2: Convert to fraction form
1,116,352.68/1,540,519.74 = 632,950.26/x - Step 3: Cross multiply
1,116,352.68x = 1,540,519.74 × 632,950.26 - Step 4: Simplify right side
1,116,352.68x = 975,072,369,968.13 - Step 5: Solve for x
x = 975,072,369,968.13/1,116,352.68 - Step 6: Final answer
x = 873,444.73
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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.