Finding the Fourth Proportional to 1,193,498.08, 1,646,978.88 and 683,846.08
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Solution
The fourth proportional to 1,193,498.08, 1,646,978.88 and 683,846.08 is: 943,679.82
Step by Step Solution
- Step 1: Write the proportion equation
1,193,498.08 : 1,646,978.88 = 683,846.08 : x - Step 2: Convert to fraction form
1,193,498.08/1,646,978.88 = 683,846.08/x - Step 3: Cross multiply
1,193,498.08x = 1,646,978.88 × 683,846.08 - Step 4: Simplify right side
1,193,498.08x = 1,126,280,050,930.79 - Step 5: Solve for x
x = 1,126,280,050,930.79/1,193,498.08 - Step 6: Final answer
x = 943,679.82
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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.