Finding the Fourth Proportional to 1,893,115.92, 2,612,486.88 and 1,033,675.68
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Solution
The fourth proportional to 1,893,115.92, 2,612,486.88 and 1,033,675.68 is: 1,426,465.29
Step by Step Solution
- Step 1: Write the proportion equation
1,893,115.92 : 2,612,486.88 = 1,033,675.68 : x - Step 2: Convert to fraction form
1,893,115.92/2,612,486.88 = 1,033,675.68/x - Step 3: Cross multiply
1,893,115.92x = 2,612,486.88 × 1,033,675.68 - Step 4: Simplify right side
1,893,115.92x = 2,700,464,152,175.08 - Step 5: Solve for x
x = 2,700,464,152,175.08/1,893,115.92 - Step 6: Final answer
x = 1,426,465.29
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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.