Finding the Fourth Proportional to 1,135,352.64, 1,566,753.12 and 626,054.88
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Solution
The fourth proportional to 1,135,352.64, 1,566,753.12 and 626,054.88 is: 863,937.25
Step by Step Solution
- Step 1: Write the proportion equation
1,135,352.64 : 1,566,753.12 = 626,054.88 : x - Step 2: Convert to fraction form
1,135,352.64/1,566,753.12 = 626,054.88/x - Step 3: Cross multiply
1,135,352.64x = 1,566,753.12 × 626,054.88 - Step 4: Simplify right side
1,135,352.64x = 980,873,436,531.23 - Step 5: Solve for x
x = 980,873,436,531.23/1,135,352.64 - Step 6: Final answer
x = 863,937.25
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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.