Finding the Fourth Proportional to 1,893,116.92, 2,612,488.26 and 1,033,676.68
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Solution
The fourth proportional to 1,893,116.92, 2,612,488.26 and 1,033,676.68 is: 1,426,466.67
Step by Step Solution
- Step 1: Write the proportion equation
1,893,116.92 : 2,612,488.26 = 1,033,676.68 : x - Step 2: Convert to fraction form
1,893,116.92/2,612,488.26 = 1,033,676.68/x - Step 3: Cross multiply
1,893,116.92x = 2,612,488.26 × 1,033,676.68 - Step 4: Simplify right side
1,893,116.92x = 2,700,468,191,135.78 - Step 5: Solve for x
x = 2,700,468,191,135.78/1,893,116.92 - Step 6: Final answer
x = 1,426,466.67
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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.