Finding the Fourth Proportional to 2,798,109.08, 4,197,162.37 and 776,352.66
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Solution
The fourth proportional to 2,798,109.08, 4,197,162.37 and 776,352.66 is: 1,164,528.64
Step by Step Solution
- Step 1: Write the proportion equation
2,798,109.08 : 4,197,162.37 = 776,352.66 : x - Step 2: Convert to fraction form
2,798,109.08/4,197,162.37 = 776,352.66/x - Step 3: Cross multiply
2,798,109.08x = 4,197,162.37 × 776,352.66 - Step 4: Simplify right side
2,798,109.08x = 3,258,478,170,401.40 - Step 5: Solve for x
x = 3,258,478,170,401.40/2,798,109.08 - Step 6: Final answer
x = 1,164,528.64
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.