Finding the Fourth Proportional to 2,511,126.29, 3,465,199.05 and 1,408,497.05
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Solution
The fourth proportional to 2,511,126.29, 3,465,199.05 and 1,408,497.05 is: 1,943,638.86
Step by Step Solution
- Step 1: Write the proportion equation
2,511,126.29 : 3,465,199.05 = 1,408,497.05 : x - Step 2: Convert to fraction form
2,511,126.29/3,465,199.05 = 1,408,497.05/x - Step 3: Cross multiply
2,511,126.29x = 3,465,199.05 × 1,408,497.05 - Step 4: Simplify right side
2,511,126.29x = 4,880,722,639,587.80 - Step 5: Solve for x
x = 4,880,722,639,587.80/2,511,126.29 - Step 6: Final answer
x = 1,943,638.86
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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.