Finding the Fourth Proportional to 1,371,888.26, 1,893,207.30 and 768,276.26
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Solution
The fourth proportional to 1,371,888.26, 1,893,207.30 and 768,276.26 is: 1,060,222.08
Step by Step Solution
- Step 1: Write the proportion equation
1,371,888.26 : 1,893,207.30 = 768,276.26 : x - Step 2: Convert to fraction form
1,371,888.26/1,893,207.30 = 768,276.26/x - Step 3: Cross multiply
1,371,888.26x = 1,893,207.30 × 768,276.26 - Step 4: Simplify right side
1,371,888.26x = 1,454,506,223,848.70 - Step 5: Solve for x
x = 1,454,506,223,848.70/1,371,888.26 - Step 6: Final answer
x = 1,060,222.08
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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.