Finding the Fourth Proportional to 1,893,069.16, 2,612,415.62 and 1,033,626.76
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Solution
The fourth proportional to 1,893,069.16, 2,612,415.62 and 1,033,626.76 is: 1,426,394.11
Step by Step Solution
- Step 1: Write the proportion equation
1,893,069.16 : 2,612,415.62 = 1,033,626.76 : x - Step 2: Convert to fraction form
1,893,069.16/2,612,415.62 = 1,033,626.76/x - Step 3: Cross multiply
1,893,069.16x = 2,612,415.62 × 1,033,626.76 - Step 4: Simplify right side
1,893,069.16x = 2,700,262,693,073.99 - Step 5: Solve for x
x = 2,700,262,693,073.99/1,893,069.16 - Step 6: Final answer
x = 1,426,394.11
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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.