Finding the Fourth Proportional to 2,195,645.34, 3,029,925.35 and 1,215,627.96
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Solution
The fourth proportional to 2,195,645.34, 3,029,925.35 and 1,215,627.96 is: 1,677,530.48
Step by Step Solution
- Step 1: Write the proportion equation
2,195,645.34 : 3,029,925.35 = 1,215,627.96 : x - Step 2: Convert to fraction form
2,195,645.34/3,029,925.35 = 1,215,627.96/x - Step 3: Cross multiply
2,195,645.34x = 3,029,925.35 × 1,215,627.96 - Step 4: Simplify right side
2,195,645.34x = 3,683,261,975,211.86 - Step 5: Solve for x
x = 3,683,261,975,211.86/2,195,645.34 - Step 6: Final answer
x = 1,677,530.48
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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.